Birthday Letter For Cousin Sister

Happy birthday to all the cousin sisters, the best collection of birthday wishes for all the cousin sisters. Growing up is never complete without our crime partners as a kid. Relationships have something very special and that is bonding. As a kid we get to live the best days with our cousins and cousin sisters are no less than sisters. Check out the best birthday wishes for cousin sister.

Many people do not have sisters by blood but then they have cousin sisters who are as amazing as sisters. Cousin Sister is a sister from another mother who completely understands you and loves you. A cousin sister is the one with whom you can share all your secrets, with whom you can hang around everywhere, with whom you can go shopping.  Cousin Sister needs to be treated like a princess on her birthday every year in return of what she does for you.

Be thankful to her for hat she is and for what she has ever done for you, tell her on her birthday how much she means to and what would you be without her. You must have definitely spent some amazing and unforgettable moments with her remind her all those moments and remind her all those nonstop laughing fids moments that you both enjoyed together. Those late night gossips, late night movie scene, those cooking experiments and late night snacks all these are definitely the best moments of life. Select 50 birthday wishes for Cousin Sister and wish her with all your heart, love and care this year on her birthday.

Regardless of us being cousins, I'm just glad that I know you as a person because you are really cool! Birthday wishes and blessings are coming your way.

I don't care how much time passes between visits, I always feel like we were just together. I love being your Cousin! Happy Birthday!

You are becoming a young man and its your birthday, so we wont let go. there is no one like you in the world, you are gentle and kind, so talented and athletic. for you we will wish; That every morning the sun will shine, that all the stars will smile at you and that you will be accepted with love every where you turn.

A little bird whispered in my ear, its your birthday today my favorite cousin, so for you, a poem I will write on how good and smart you are. a blessing I will give to a loving and happy year.

Regardless of us being cousins, I am happy to be your friend because you are really cool. Wishing a wonderful cousin a wonderful Birthday!

Take a moment and reflect on the wonderful life you have had. As you think of your future count me as part of it. Happy birthday cousin.

Another birthday is here again They keep on coming just like falling rain But at least it gives me the chance to say My lovely cousin have a wonderful day

May you have a phenomenal day! Happy Birthday, Cousin!

You are a magnificent flower in our family's landscape. Happy Birthday, Cousin!

Wishes for your birthday; Lots of beer, gifts, party people, love, smiling faces, tears of joy, and many more…Happy birthday!

Seems untruth what fast passes the time. Here we are again celebrating one more year of yours together. Spend a nice day dear cousin.

We have shared amazing moments together and I’m sure that we will continue doing. For have made my life happier always, I’m happy that we are cousins and today I wish you the best. Happy birthday brother!

Having a pretty cousin sister like you is a lot of responsibility. I have to convince all my guy friends to stay away from you because all of them have a crush on you. Happy birthday to my beautiful cousin.

Your advice is the antidote for an irritating friend, annoying boss, cheating boyfriend and backstabbing colleagues. It feels awesome to have someone who I can pour my heart out to. Happy birthday to my cousin.

What could be warmer and cozier than the feeling of a hot cappuccino on a chilly winter afternoon? The company of a sweet cousin like you. Happy birthday cuz.

We have grown up over the years And times have changed too But you were and will be my favorite cousin Happy Birthday to you.
A cousin like you is one of the best gifts I have received in my entire life. Thank you for being an inspiration. May you have a fantastic birthday celebration and may you continue to inspire more people.

You are truly a blessing to us! We are happy every day to have you as our cousin. Happy birthday and always remember that we love you forever.

To my favorite cousin, having you in my life is certainly a source of joy and happiness. Happy Birthday and May all your wishes come true.

If only I will have the power to give a gift of immortality, then I certainly would give it to you so you will be able to live forever. Happy birthday to you my beloved cousin.

My dear cousin, now that your birthday, I wish that you will continue to grow wiser and I would like to let you know that I am grateful for all the success you have achieved in life.

To my beloved cousin, remember that each and every birthday signifies a new chapter in your life. I wish that you continue to do good things and fill this new chapter with more wisdom and great deeds.

Hey cousin, may you have a fun filled birthday celebration and I wish you more birthdays to come.

So what can I wish for such a special person in my life? I am wishing you lots of happiness, good health and more success in your life, my dear cousin.

You are definitely a fantastic cousin and I am forever grateful to have you in my life. Thank you for being a great friend to me as well and may you have a fabulous birthday celebration.

Happy birthday to you my dear cousin! It’s a great day to rejoice for you now have another year to live and a bright future to anticipate.

To my dear cousin, remember that each birthday will mark an end of one year and signifies a beginning of another year. So celebrate the gift of life as well as the opportunity to be with the people you love.

Happy birthday cousin! From since you were born, you have been such a blessing to our family. I wish that you will live even longer and continue to be a blessing to everyone.

Dear cousin, blessed is the day that you were born. Today is definitely the best time to rejoice and celebrate for another year is added into your life.

My dear cousin, I hope you have a wonderful birthday celebration and I want you to know that I really love you.

Having a cousin like you who can share my joys and sorrows is certainly a blessing to my life. I wish you a very happy birthday and may you have more birthdays to come.

My beloved cousin, this is another opportunity for you to celebrate and be merry since it is your birthday. Always keep in mind that I treasure you forever. Have a very happy birthday!

My life has been complete because of the presence of people like you who is always there for me, in sorrows and in joy. You are so special to me, my dear cousin, and I wish you a happy birthday!

Remember that I don’t only consider you as a cousin but as a good friend as well. Thank you for all the wonderful memories and make the most of your celebrations because you truly deserve to be happy. Happy birthday!

Dear cousin, I consider you as a shining light in my life. Thank you for motivating and inspiring me to become a better person. May you have a wonderful birthday!

Dear cousin, I want you to know that you are an integral part of my life. I consider you more as one of my siblings instead of just a cousin. May you have a fantastic birthday celebration!

Our dear cousin, I want you to know that we all love you. Our wish is for you to witness more birthday parties in your life as you continue to grow older and wiser. Happy birthday!

Dear cousin, please take a moment to reflect on the wonderful things that have happened in your life. As you think of these, count me as part of it. May you have more birthdays to come, happy birthday!

Yes, we may be related and yes, you are my cousin. But I want you to know that you are not only a cousin to me but a one true friend. Warm wishes for you and Happy Birthday!

Birthday Letter For Cousin Sister

Even if we are just cousins, I am happy that I have you in my life because you are a great person that I consider you as one of my siblings. I wish that you will have many more blessings and birthdays to come.

Here’s wishing a wonderful birthday celebration for a dear cousin! Please enjoy your special day because you truly deserve it. Happy Birthday!

It is certainly a blessing to have a smart, cool and superb cousin like you. I would like to take this opportunity to thank you for coming into your life and may you have a birthday filled with joy, luck and happiness!

There is nothing like having a great cousin and that is something that we both know! May you have a fantastic birthday, my dear cousin!

No matter how much you have grown up, for me, you are still that carefree young cousin that I knew. Happy Birthday to my dearest and smartest cousin and I pray that all of your wishes will come true.

Cousin, you deserve a super birthday. My wish for you is that your day will be full of beautiful things and wonderful moments. Happy Birthday.

Cousins are God’s blessings, no wonder I count on you. May your birthday bring happiness and luck, make all your dreams come true. Happy Birthday sister.

Cousins are special, cousins are near. And you miss them the most, when they are not near. Wish we were together on your birthday, have a super awesome one.

Dear cousin, I have learned so much from you through the years, You have been there to teach me, help me, and ease my fears, You have done so much for me in such a sweet way. I hope you have a wonderful and a happy birthday.

Dear cousin, you have always been so special to my heart. I am so sorry that we are spending your birthday apart. You mean so much to me that I want to be there with you on this day, Happy birthday and be sure to celebrate in a big way.

Destiny is the reason that we were born in this world as cousins and relatives. Friendship, Understanding and Love is the reason that we went from being just cousins, to being best friends and lifelong buddies. Happy birthday bro.

God made you my cousin brother because he did not want your mom to feel that only her sister has got the best of everything in life. Happy birthday dear cousin.

Growing up with a cousin like you was awesome. Remember all of our great times and all of the times that we did really ridiculous stuff. I’m glad you’re my cousin. Happy Birthday.

Here’s wishing a Happy Birthday to the most charming, funny, attractive, and rocking personality in town. Have a great day.

Hope your birthday will be a perfect start to the whole year of happy days. Wishing a wonderful cousin a wonderful Birthday.

I am pleased we are related because I love you so. You are my cousin and my friend and someone I am pleased to know. We have grown up together and shared many things, and no doubt life will have lots more to bring. This card encloses wishes for a wonderful birthday, so enjoy your celebrations hope it’s perfect all the way.

Just like everyone has lots of friends but only one that they are really close to, I have plenty of cousins but the one I love most is you. Happy birthday to my favorite cousin.

May this day bring countless happiness and endless joy and live with peace and serenity. Happy Birthday.

My dad loves your dad because they are cousin brothers. And since I am a lot like my father, I love you too because you are my cousin too. Happy birthday cuz.

On your Birthday I want to thank you for not just being a cousin to me, but my best friend. I feel so comfortable around you. Have a lovely Birthday.

Regardless of us being cousins, I’m just glad that I know you as a person because you are really cool. Happy Birthday to My Cousin and Friend.

Smile and all your wishes will come true, live and the world will be a bliss. May happiness shower everyday, on your birthday I ask for all this.

Some people come in your life to make it fun and absolutely worth. Happy birthday my dear sister, thank you so much for taking birth.

We have grown up over the years and times have changed too. But you were and will be my favorite cousin, happy birthday to you.

We have lived a beautiful childhood and amidst all the chaos and busy days, I know I can’t tell you enough that you are wonderful in a zillion ways. Happy Birthday.

You a cute little cousin sister, who is charming and loving too. Thanks for brightening up our lives, here’s a happy birthday to you.

You have added a special charm to lives, a cousin sister I adore. May you be truly blessed on your birthday, may joy and success get more and more. Happy Birthday.

Your being there always makes a difference. My favorite cousin its your day. May you be blessed with the joys of life, wish you a very happy birthday.

Dark secrets, embarrassing moments and meaningful silences – we share much more than just genes and DNA. Happy birthday.

Destiny and fate decided that we would be cousins. But we proved them wrong by being best friends. Happy birthday.

You are the best cousin in town. That’s because you always cheer me up when I’m down. Happy birthday.

A cousin is a friend related by blood, sibling who doesn’t fight for closet space and a best friend who doesn’t charge fees and a best friend who doesn’t reveal secrets. Happy birthday sis.

Who needs video tutorials on YouTube when they have the most intelligent cousin on their speed dial? Happy birthday.

A person who tells me not to get drunk, yet helps me get drunk, brings me home when I’m drunk and doesn’t tell anyone that you were drunk – my sis. Happy birthday.

I am glad you are not my real sister. Otherwise my parents would have been more proud of you than me because you are so intelligent and beautiful. Happy birthday.

I’ve always wanted an amazing best friend and a beautiful sister – I got both in the form of my cousin. Happy birthday.
Friends can betray you, spouses can divorce you, bosses can fire you and colleagues can insult you. But I am lucky to have a cousin like you who’ll always be by my side. Happy birthdayDestiny made a mistake by giving us different parents. But it made up for the mistake by putting us in the same family. Happy birthday.

You are my antidote for an irritating friend, annoying boss, cheating boyfriend and backstabbing colleagues. Happy birthday.

Destiny has shown some serious good taste by picking you as my cousin. Happy birthday.

People celebrate Father’s Day, Mother’s Day, Brother’s Day and Sister’s Day. But few of them celebrate Cousin’s Day because they don’t have an awesome cousin like you. Happy birthday.

When life doesn’t give great friends, it makes up by giving amazing cousins like you. Happy birthday

We are related to each other by blood, but we are connected to each other by heart. Happy birthday sis.

Even a real sister wouldn’t have been able to fill the shoes of such a caring cousin sister like you. Happy birthday.
One of the many joys of being a single child is that I appreciate having an awesome cousin like you in my life. Happy birthday.

Birthday Letter For Cousin Sister

I have already told my parents that if they ever plan to give birth to another child, I want her to be exactly like you. Happy birthday.
What could be warmer and cozier than a hot cappuccino on a chilly winter afternoon? The company of a sister like you. Happy birthday.

My heart will always feel a little empty because you’ve taken away a small chunk of it with you. Happy birthday.

You are like my real sister minus all the fighting. Happy birthday.

My parents must have never thought of having another child because they knew I would always find an awesome sister in you. Happy birthday.

No one can relegate you by calling you my cousin. You’re more to me than my real sister. Happy birthday.

No matter how far we go in life, our childhoods will always bring us together. Happy birthday.

Cousins are siblings without the rivalry. Happy birthday.
We may not be from the same womb, but we are close than those who are. Happy birthday.
We might have mingled at grandma’s and mingled at aunt’s, but the best place we’ve bonded is in each other’s hearts. Happy birthday.

We might be cousins, but in reality we’re much more. A sister and a best friend, I love you from the core. Happy birthday.

Meant to be cousins, you and me. But the best of friends, we chose to be. Happy birthday.
Together we grew up, with the promise that we’ll never grow apart. Happy birthday.

I call you my cousin just to avoid making my so-called best friends jealous. Happy birthday.

Biology hasn’t given me a sister, but destiny surely has. Happy birthday.

While Sister is probably the best member of the family for you, a cousin sister is no less. Whatever secrets and stories you share with you sister can also be shared with cousin sister because they seem to be the safest place for your secrets. Also, you tend to have a huge number of memories with your cousin sister and due to this close relationship, you really want to make her feel special on her birthday. We have 99 birthday wishes for cousin sister and this means that you can use a combination of so many of them on her birthday. For your information, the wishes we have here are not typical sister wishes but are exclusively written for cousin sisters. The mixture of words that we bring forwards are so creative and heart-touching that no matter how typical your birthday surprise plan is, the birthday wishes will make her day memorable. However, choose the wishes by yourself wisely depending on how your cousin sister would like it and what would fit perfectly with the birthday theme. After all, the reason for presenting to you about a hundred wishes is just that you successfully make the birthday of your cousin sister memorable.

Top 4 Birthday Wishes For Cousin Sister

• A better sister I could never find. Really happy birthday, sis!

•  Dear cousin sister, we have always had great fun and we always share good times. I am definitely glad to have you as my cousin happy birthday to you, my dear partner in crime.

•  Even though we argue with each other, yell at each other and irritate each other, I consider you my BFF through thick and thin. I love you, sis! You’re the greatest! Happy birthday!

•  You are definitely a fantastic cousin and I am forever grateful to have you in my life. Thank you for being a great friend to me as well and may you have a fabulous birthday celebration.

Birthday Wishes For Cousin Sister :

1 🙂 May you have a phenomenal day! Happy Birthday, Cousin Sister!

2 🙂 I am certainly glad to have you as my cousin. I want you to know that you truly deserve all the happiness, success and love that this world can give. May you have a superb and fantastic birthday!

3 🙂 If only I will have the power to give a gift of immortality, then I certainly would give it to you so you will be able to live forever happy birthday to you my beloved cousin.

4 🙂 My dear cousin sister, I hope you have a wonderful birthday celebration and I want you to know that I really love you.

5 🙂 Your advice is the antidote for an irritating friend, annoying boss, cheating boyfriend and backstabbing colleagues. It feels awesome to have someone who I can pour my heart out to happy birthday to my cousin sister.

6 🙂 Yes, we may be related and yes, you are my cousin. But I want you to know that you are not only a cousin to me but a one true friend. Warm wishes for you and Happy Birthday!

7 🙂 Our dear cousin sister, I want you to know that we all love you. Our wish is for you to witness more birthday parties in your life as you continue to grow older and wiser. Happy birthday!

8 🙂 Remember that I don’t only consider you as a cousin but as a good friend as well. Thank you for all the wonderful memories and make the most of your celebrations because you truly deserve to be happy. Happy birthday!

9 🙂 What could be warmer and cozier than the feeling of a hot cappuccino on a chilly winter afternoon the company of a sweet cousin like you happy birthday cousin sister.

10 🙂 There is nothing like having a great cousin and that is something that we both know! May you have a fantastic birthday, my dear cousin!

11 🙂 My dear cousin, I don’t care how much of the time has passed between us. I always feel like we are growing up together. I want you to know that I have always loved being your cousin. Happy Birthday!

12 🙂 To my favorite cousin sister, having you in my life is certainly a source of joy and happiness. Happy Birthday and May all your wishes come true.

13 🙂 Regardless of us being cousin sis, I am happy to be your friend because you are really cool. Wishing a wonderful cousin a wonderful Birthday!

14 🙂 A little bird whispered in my ear, its your birthday today my favorite cousin, so for you, a poem I will write on how good and smart you are. a blessing I will give to a loving and happy year.

15 🙂 It is your birthday today, my beloved cousin. Enjoy the day and may you get nothing but only the best. I pray that God will add more vibrancy and zest into your life. Happy Birthday!

16 🙂 Take a moment and reflect on the wonderful life you have had as you think of your future count me as part of it happy birthday cousin sis.

17 🙂 Even if we are only cousins I want you to know that I consider you as one of my best friends. You are one of my coolest cousins and I wish you a wonderful Birthday!

18 🙂 Another birthday is here again they keep on coming just like falling rain But at least it gives me the chance to say My lovely cousin have a wonderful day

19 🙂 We have grown up over the years And times have changed too But you were and will be my favorite cousin Happy Birthday to you.

20 🙂 There is definitely something special about having a cousin. For me, having you is like having another sibling in the family. Of all the cousins in the world, I am lucky to have the best – you. Happy birthday to my silly and crazy cousin ever!

21 🙂 I don't care how much time passes between visits, I always feel like we were just together. I love being your Cousin! Happy Birthday!

22 🙂 Wishes for your birthday; Lots of beer, gifts, party people, love, smiling faces, tears of joy, and many more…Happy birthday!

23 🙂 Dear cousin sister, I want you to know that you are an integral part of my life. I consider you more as one of my siblings instead of just a cousin. May you have a fantastic birthday celebration!

24 🙂 Dear cousin sister, please take a moment to reflect on the wonderful things that have happened in your life. As you think of these, count me as part of it. May you have more birthdays to come, happy birthday!

25 🙂 So what can I wish for such a special person in my life? I am wishing you lots of happiness, good health and more success in your life, my dear cousin sister.

26 🙂 No matter how much you have grown up, for me, you are still that carefree young cousin that I knew. Happy Birthday to my dearest and smartest cousin and I pray that all of your wishes will come true.

Birthday Letter For Cousin Sister

27 🙂 Growing up with a cousin like you is just awesome. Keep in mind that all of the great memories that we shared are among the best moments of my life. Happy birthday and make the most of your day.

28 🙂 Happy birthday to you my dear cousin sister! It’s a great day to rejoice for you now have another year to live and a bright future to anticipate.

29 🙂 My beloved cousin sister, it is another birthday for you. You certainly have grown to become even brighter and wiser since the last one and I am grateful for that. May you have a fun filled birthday and I wish that all your dreams will come true.

30 🙂 To my beloved cousin sister, remember that each and every birthday signifies a new chapter in your life. I wish that you continue to do good things and fill this new chapter with more wisdom and great deeds.



Whether your cousin is amazing or downright annoying they are still someone you shared your childhood with. Love between family can be loud and messy, but it is also unwavering, so take a moment on their special day to wish your cousin a happy birthday. Below are some birthday messages to help inspire you on how to say happy birthday cousin.

Ranging from loving to witty there are a variety to choose from that will hopefully suit your cousin’s personality and style. Remember that while actions may speak louder than words sometimes saying the words is still important!

Happy birthday cousin list

1. A birthday is just the beginning of another year in that thing they call life. It’s long and sometimes beautiful, other times difficult, but it’s made all the better since I have a cousin like you. I hope that I can bring you that same comfort.

2. Cousins are a little slice of childhood. I’m grateful I had you in my life to love, cherish, and annoy. Happy birthday!

3. I am so grateful to have you in my life. I can never forget how blessed and fortunate I am to have a cousin like you. I hope your birthday is filled with joy and cheer.

4. Every birthday is a new page in your book of life. Make sure to fill your pages with generosity, kindness, and love. You should start with generosity, and share that delicious cake with your favorite cousin!

5. You are more adored than you could possibly realize. I hope that on your birthday you receive enough love to last a lifetime cousin. You can start with mine. Happy birthday!

6. Thank you for being the kind of person who knows all my flaws, but accepts and loves me anyway. You are more than my cousin. You are my bestie.

7. Family is connected not just by blood but by heart. Even distance and time cannot break apart our bond. I love you cousin and always will no matter what we go through. Have a wonderful birthday.

8. You mean the absolute world to me, because you are the type of person who gives so unselfishly. I hope to be even half the person you are one day. Happy birthday!

9. I am convinced I have the best cousin in the world, and I hope the feeling is mutual. From one phenomenal cousin to another I wish you a happy birthday!

10. I hope that this year you wake up with a smile on your face every single day. At least I know you will tomorrow, because I got you the best birthday gift ever. Cake. Happy birthday cousin!

11. I wish you a wonderful birthday filled with warm wishes and a whole lot of chicken and beer. Also, tacos. Everyone should have tacos on their birthday.

12. Your cake has so many candles that it’s become a fire hazard. Mwahaha. I meant congrats on getting older cousin!

13. You may not say it often cousin, but I know that deep down you totally care for me. Deep, deep, deep down where you can barely see it. I feel the same about you, and I hope your birthday is truly spectacular.

14. For all the years you ratted me out to my parents I forgive you, because it’s your birthday. Also, I may have ratted you out to your parents a couple times too.

15. I am so deeply blessed to have a cousin like you: fun, fearless, and little flighty. You bring endless joy into my life. I hope you get tons of presents, cake and love on your birthday.

16. I hope that you continue to reach higher and higher in life. You’ve already touched the sky, but I know you can also reach the stars. Happy birthday cousin!

17. I hope you have a birthday as epic as the day you were born. As I hear it, it was pretty darn epic. Stay classy, cool, and amazing this year cousin.

18. You are the kind of person whose impact on this world will leave lasting impressions. I can tell, because you’ve already impacted my life for the better in so many ways. May all the good you’ve done return to you two-fold this year cousin.

19. The bond of family is stronger than any argument or fight we’ve been through. I hope to continue to be a part of every journey you go through in life. Happy birthday!

20. Happy birthday to the sweetest, most adorable cousin in the world. I hope your birthday is filled with sugar, spice, and all things nice just like you.

21. Friendships come and go, but family is for life. Sometimes that’s a good thing, and sometimes that’s a bad thing. One thing is for certain, though, having a cousin as wonderful as you has brought nothing but joy into my life.

22. May you live long and prosper cousin, and may you never own a red shirt. Happy birthday you trekkie you!

23. You mean more to me than you will ever know. Even though I don’t say it often enough I hope my actions convey my feelings loud and clear: I have nothing but love and respect for you cousin.

24. As your cousin it’s my duty to wish you happy birthday and remind you that you’re getting old. Really, really, really old, but I still love you anyway.

25. I am so lucky I have a cousin like you: one who inspires greatness. I hope your year is filled with happiness, love, and exciting exploits. Happy birthday cousin!

26. I can’t fathom a life without you in it cousin. I can only assume it would be bleak and boring without you. You are one of the people that contributes the most to my happiness in life. Thank you.

27. Thanks for all the things you’ve done for me. I can’t even count all the ways that you’ve been there for me. I am deeply touched and immensely grateful to you cousin. Happy birthday!

28. Even through our many fights you have been patient and kind. I am really lucky that I have a cousin as loving as you. This birthday I hope you receive all the joy your heart can hold.

29. During childhood you were my greatest friend. Even though many birthdays have come and gone since then our friendship is as strong as ever. Thanks for always sticking by my side.

30. I love you is such a small and simple phrase, but it carries the depth of my feelings for you. I hope you feel the sincerity in my words, because I truly mean it. Happy birthday!

31. Your birthday is special, because it gives me the opportunity to celebrate the day that someone I love and respect came into the world. I hope it’s a wonderful day for you.

32. I hope that for your birthday you are showered in blessings, including mine. I know you will return them to me ten-fold. Thank you for always being my strength and support.

33. Your joy and zest for life inspire me to strive to be a better person. May your birthday be filled with wonder and awe. Happy birthday cousin!

34. Dear cousin, I knew I loved you since the day you were born. I’m so proud of all you’ve done so far in your life, but I’m even prouder of who you’ve become. Happy birthday!

35. There are some bonds that stand the test of time. Ours is one such bond. It’s deep and everlasting. You’ve had a profound effect on my life for the better. Thanks for being a constant source of love.

36. I hope you set the world ablaze with your dreams and aspirations. If so, you can use the flames to light all those birthday candles on your cake cousin. Happy birthday!

Birthday Letter For Cousin Sister

37. Cousins always know when to hold you and more importantly when to challenge you. Thanks for helping me grow as a person even when I didn’t want to. Happy birthday cousin!

38. You bring such glee into not just mine, but our family’s lives. May your deepest wishes and dreams come true this year. Happy birthday cousin!

39. Remember that at the end of the day age is just a number. What really matters is what you’ve done with all the years you’ve been given. Keep on being fabulous cousin, and you’ve got nothing to worry about. Happy birthday!

41. This birthday I wanted to let you know that you will forever be an irreplaceable part of my life. I hope your birthday is as phenomenal as you are cousin.

42. You are such a wonderful reminder of all that makes life good and whole. Happy birthday to my cousin that shines brighter than the sun. May you get tons of presents and food on your birthday!

43. Congrats on being an awesome human being. You are the epitome of amazing. Even Daria would think you were cool. Happy birthday you misanthrope you!

44. This birthday let’s take a moment to fondly reminisce about all the fantastic memories we’ve shared in our lives. There are too many to count so we can take the whole day if you want. I love you!

45. I hate that we have to spend your birthday apart, but I am thinking of you even now. Sending you love and a little bit of crazy your way just in case you missed me.

46. As I’ve gotten older I’ve realized that my moments and memories with you are some of the ones that are closest to my heart. You’ve left an impression on my life like no other, and I can’t imagine not having you as my cousin. Happy birthday!

47. I know being related to me is really the only birthday gift you need, but just in case I also brought you cake and wine. You’re welcome.

48. You are such a kind and thoughtful soul. I am so fortunate that I get to celebrate having another year to bask in your awesome presence. May your birthday be filled with all the smiles a day can bring. Happy birthday cousin!

49. Even when you are down and out I have faith in you, because you’re the kind of person who doesn’t know the meaning of the word defeat. This birthday marks the beginning of the year you begin world domination. I’ll forever be your minion cousin!

50. Your presence in my life is a source of wonder and happiness. I’m so glad to be even a small part of your life. Have a spectacular birthday cousin!

51. If I was a vampire I would definitely give you the gift of immortality so I could have you as a bestie forever. Alas, you won’t be getting the gift of immortality this year, but at least my love is never-ending.

52. You have always helped me get out of trouble, and for that I am thankful. Although, most of the time you were also the person who got me into trouble. Thanks anyway cousin.

53. I am so lucky I have a cousin like you. You are someone I can always rely on, and I hope your birthday is filled with joy, love, and laughter.

54. When we were little you shared your toys, and as we’ve gotten older you’ve shared your heart. Thanks for always being someone I can confide in. I love you and happy birthday cousin!

55. As you embark on another year of life I am starting to feel nostalgic. Especially for those times when I was able to beat you at everything. Those were good times. May you never grow older (or stronger).

56. Happy birthday to the coolest cousin I know. I may only have one but who needs more when they have you? Just know that you’re my family by blood but my friend by choice.

57. Growing up with a cousin like you has been the best type of adventure. I’ve loved every crazy, stupid, and exciting moment spent with you. I hope your birthday is delightful.

58. I wish you health, happiness, and love this year for your birthday. If you don’t get them all this year then hopefully you at least get health. That way you can live long enough to achieve the others!

59. I have loved to disturb you, worry you, and more importantly annoy you. However, my favorite thing is to simply love you. Happy birthday to the world’s best cousin.

60. May your birthday be filled with the light of the living and the brightness of laughter. This year may have been rough, but your birthday marks the point where everything will turn around. Happy birthday, and may the rest of your year be filled with nothing but immeasurably joy and peace.

61. Throughout our childhood we have created some amazing memories together and every single one of them is as unforgettable as you. This year I hope you receive all the fortune life can unfold. Happy birthday!

62. Your birthday marks the start of a new and fantastic year. Don’t dwell too much on where you have been, and only focus on where you are going. May today and all of your tomorrows be better than those of your past.

63. Happy birthday to my awesome cousin who has caused mayhem since the day they were born. May you continue to do so for many years to come.

64. Happy birthday cousin! Take time this birthday to reflect on what you really want in life. It’s time to not just live, but to live spectacularly. You are capable of so much, and I can’t wait to see what you accomplish in life.

65. Happy birthday to my partner in crime. For every fun exploit you were always right beside me. Thanks for making life an adventure worth having.

66. I’m so glad that I have had a cousin like you to help guide and support me. I’m even more glad that now I’m finally taller than you! Happy birthday shorty.

67. You have so much potential in life and so much to offer the world. In all your successes don’t forget the people you have impacted and influenced along the way. People like me. Your favorite cousin.

68. The most valuable things in life can show up in the most unlikely places. Like cousins. You mean so much to me, and I adore you.

69. Happy birthday to someone who was always stuck being the Robin to my Batman. You will always be my favorite sidekick in life.

70. I’ve watched you grow over the years and I couldn’t be prouder of the young man you have become. Today I am wishing you many more birthdays filled with endless love and laughter.

71. Some wisdom for my favorite cousin: Don’t dwell on the dimness of the past, but instead press on for your future is incredibly bright. Happy birthday!

72. When I was lonely you were a friend, and when I cried you cried with me. I will never forget all the ways you’ve been there for me and all the things you’ve done. Thanks for being present in my life.

73. Even though every day brings new challenges great or small. Remember that you have an inner warrior ready to conquer every battle. I hope your birthday heralds a year filled with greatness.

74. Getting older really makes you appreciate things more than when you were a child. I really do appreciate and treasure every moment spent with you. Happy birthday cousin.

75. On your birthday I would love to tell you that you are handsome, young, and simply wonderful. But then I would have to lie! Happy birthday to my old, ugly, and simply annoying (but deeply loved) cousin.

76. Bickering with you over the years has become not only my favorite past time, but has taught me that there is more than one way to say I love you.

77. There are lots of parts of my childhood I would like to forget, but none of them include you. Thanks for being a fond memory I can always look back on with happiness.

78. To my little cousin, I remember having to love and care for you when you were small. Now that you’re a responsible young man I am fortunate that all I have to do is simply love you. Easiest job in the world. Happy birthday!

79. You help make life worth living and dreams worth dreaming. Wishing you all the very best on your birthday cousin.

Birthday Letter For Cousin Sister

80. Thanks for always setting the bar so high that my achievements have paled in comparison. I still love you. I just also hate you a little too. Happy birthday cousin!

81. When you were born, I was so sure that your mission in life was to ruin mine. Now I know that it was to enrich it in every way possible. My world is a better place because you are in it.

82. From daring adventures to the sweetest conversations, I am truly grateful to have you in my life. Happy birthday cousin!

83. I am so thankful for the way our relationship has developed over the years. I would never have known that we would end up the very best of friends.

84. When I look back on all the important times in my life I realized there was one thing that was constant: you. Thanks for being steadfast in your love for me cousin. I wish you all the very best for your birthday.

85. I may not get to see you all that often, but I certainly wish I could see you more. Thinking of you on your special day, and wishing you a day filled with rainbows, hugs, and kisses.

86. I wish you happiness as big as the ocean today. Thank you for being not only a sweet cousin but a great friend as well. I hope you have a spectacular birthday.

87. This birthday you already have everything you could wish for including my love and respect, but just to be safe I am also bringing you a birthday drink. Or maybe two. You can never be too prepared.

88. Happy birthday cousin! Birthdays may come and go but to your family every day with you is a precious gift. Let’s celebrate in style this year cousin. Go big or go home!

89. On your birthday it’s my job to remind you how awesome you are. Our whole family’s life has changed for the better since you have come into it. I can’t imagine not having a cousin as phenomenal as you.

90. My childhood memories with you are priceless. I don’t just have a cousin, I have a life-long friend. Happy birthday!

91. You may have become a year older and wiser, but always remember that I’m still smarter than you! Happy birthday cousin.

92. This year I want to encourage you to reach for the impossible. Nothing can stop you from achieving your dreams when you put your mind to something. Not even your cousin who fondly loves to try and hold you back.

93. Thanks for always being the kind of person I could look up to. Someone who is steady no matter what life throws their way. For all the years you’ve given me friendship, courage, and love I am truly grateful cousin. I hope to always give the same to you.

94. This birthday remember to let the number of years you’ve lived not be a reminder of how old you are, but instead a reminder of all you’ve overcome. Congrats on being a conqueror of life. I’m impressed.

95. Thanks for not only understanding my special brand of crazy but also for being just a wee bit crazier. Happy birthday fruit loop! I still love you.

96. On your birthday I pray that God’s blessings light up all the paths you walk in life, and may your heart always be too small to hold all the love that he pours into your life.

97. There is no amount of money or gifts that could equal the value I place on the amount of joy and wonder you bring into my life. Stay priceless cousin.

98. Just know that in my moments of weakness it’s your love and adoration that help carry me through. Thanks for being my strength in times of need. You are my rock.

99. I hope your birthday is nothing short of spectacular and filled with unforgettable memories. Just remember that birthdays are only highlights in your life, and you have a whole year filled with happiness to look forward to.

100. For all the times I stole your toys just because they were yours I want you to know I’m sorry. A little.

101. As you become another year older I don’t want you to worry. It will always be my job to annoy you no matter how old we get. Happy birthday cousin!

102. I consider myself unbelievably lucky to have such a caring cousin like you. Thanks for always keeping watch over me. Your presence has been one of the biggest pillars of support I have had in my life.

103. Even though sometimes I want to murder you and bury your body in a shallow unmarked grave I restrain myself, because deep down I really do love you. It’s just so far down that sometimes I forget!

104. Thank you for always forgiving me. It’s such a simple thing, but it says so much about you as a person. Happy birthday to the coolest cousin there is!

105. Always remember how much I love you and that if you fall down I will always be there to help pick you back up. Right after I finish laughing at you.

106. You are strong, hilarious, and truly lovable. I must admit that life would be ever so boring without you. Thanks for being a shining light in my life. You’ve always helped to light the way for me in life.

107. When you make your birthday wish keep in mind that sometimes dreams really do come true. I ended up with a cousin as kind and caring as you. Happy birthday cousin!

108. When I was little and I needed someone to talk to you always listened. Thank you for always being my soundboard in life.

109. You are my motivation in life cousin. I know you couldn’t possibly want for anything for your birthday, because you seem to have it all. I’m still going to send you my love and respect anyway.

110. Happy birthday to the person who knows firsthand what it was like growing up in our family. I must say I think we only came out slightly crazy. Happy birthday cousin!

111. You are the type of cousin that always helped me celebrate like there was no tomorrow in good times, and when times were bad you were also the first person to remind me that there is always tomorrow. Thanks for always being a source of positivity in my life.

112. You shine so brightly that others can only look in awe. May your birthday sparkle just as much as you, because not many people make being awesome look as good as you do. Keep up the perfection cousin.

113. You are the perfect example of family. Your fearlessness inspires me, your determination challenges me, and more importantly your love supports and surrounds me. Happy birthday!

114. Our experiences in life help to define the people we become. Thanks to my phenomenal cousin I’ve become a better person. I want you to know I’ve always got your back if you ever need me.

115. I wish you the very best on your special day, not just today, but for every day for the rest of the year as well. If anyone deserves it, it’s you. Happy birthday!

116. Today is all about you cousin. You are a superstar, superhero, and super boss. Basically, you are amazing, and I hope every dream you wish will come true. Happy birthday!

117. People may call you my cousin, but the reality is that you are my sister. In my times of need you’ve always come to my aide. I couldn’t wish for better family than you.

118. As we have grown over the years our relationship has as well. It’s become deeper, richer, and stronger with age. Thank you for being amazing!

119. Family is often disguised in disagreements and fights, but underneath it all is unending love and adoration. I know that deep down you are a big fluffy marshmallow who lurvs me.

120. I can’t count how many times you have brought a smile to my face and laughter into my life. I hope your birthday is as wonderful as you are.

Other birthday wishes

Happy birthday aunt – Maybe you need some birthday wishes for your cousin’s mother as well. If so, we’ve got you covered.



Information obtained from websites:
, ,