Looking for the perfect birthday message for your cousin? You’ve come to the right place! Check out our list of sample happy birthday messages below. We’re sure you’ll find the perfect words to express your wishes on your cousin’s special day.
#1 Happy birthday to my partner in adventure! We used to have a blast together when we were younger, and it warms my heart that you’re still around. You always bring out the best in me. Sending you smiles today.
#2 Dear cousin, thank you for being such a blessing in my life. We may not get to see each other as much as either of us would like but know that I cherish our time together dearly. May your special day be filled with joy and happiness all year round!
#3 Happy birthday cousin! Remember when we used to sleep over at one another’s houses? Those were some really fun times, weren’t they? Wishing you the best of everything on your birthday.
#4 Thanks for always being there cousin, you are a true friend and I am so happy to have you in my life! Have the happiest of birthdays, dear one.
#5 You’re more than family to me; you’re my best friend. There’s nothing I wouldn’t do for you on your special day, cousin. May all of your dreams come true today and every other day. Happy birthday!
#6 Dear cousin, celebrating you today is like celebrating myself because we are that much alike. Our bond is unbreakable and may our friendship continue to grow with each passing year. Love this beautiful soul with all my heart.
#7 I’m so blessed to have you in my life, cousin! You bring joy into my world when things are sad, and laughter when all I want is tears. Thank you for being the amazing person that you are. Have an incredible birthday!
#8 Happy birthday, big cousin! You are one of the best people in this whole wide world, and your special day is about to get even better. Sending love your way today.
#9 To my favorite girl, wishing you a happy birthday full of wonderful surprises. May God bless you with health and happiness always. Love you forever.
#10 Dear cousin, thank you for being there whenever anyone needs anything at all — especially me. You’re one of the most selfless people I know, and you deserve only the best. Hope your special day is as special as you are.
#11 Happy birthday to my little princess! No matter how much we get into mischief, just know that it come from a place of love. May all your dreams and wishes become real (but not too real because we like having you around). Love this beautiful person with all my heart!
#12 Thank you for always being ready to support me no matter what, cousin. For listening without judgment and laughing at all the right places; thank you for everything. Have an epic birthday! You deserve nothing but happiness today and always.
#13 I am so lucky to have you as my cousin. You are not only an amazing son/daughter, son-in-law/daughter-in-law, dad/mother, brother, sister and a friend but you’re also a great cousin. Hope your birthday is everything you wish it to be.
#14 Happy birthday! Life isn’t nearly as much fun when we aren’t together, so I hope that this year brings with it our next adventures. I love you very much and can’t wait until we see each other again!
#15 It is impossible for me to quantify how much joy you bring me on a daily basis. Thank you for being such an important part of my life. Wishing you a happy birthday.
#16 You’re not just a great cousin, but an excellent friend as well! I am grateful to have someone so amazing in my life and hope this next year is full of the happiness only you deserve. Happy birthday!
#17 I would be nowhere without having you as my cousin — because you have been there for me ever since we were little kids. In every milestone of mine, no matter how big or small, your presence was always felt and I can never thank God enough for that blessing He has given me in the form of being related to such a great person as yourself. Thank you for all those times you mothered and helped me during our childhood and adulthood. I hope you enjoy this wonderful celebration of your special day.
#18 A very happy birthday to my wonderful cousin! As we celebrate today, remember that no matter how far we are from one another we will always be close in heart and memory.
#19 Dear cousin, wishing you a day that’s as bright and cheerful as your personality. May all your special dreams come true on this special day of yours. Happy Birthday!
#20 I am so lucky to have such an amazing cousin like you who fills my life with so much fun and happiness. Love you more than anything else in the world, hope you have a very happy birthday, my dear cousin!
#21 A very happy birthday to my favorite girl! Thank you for keeping me company and making so many wonderful memories with me. I’ll always cherish our time together.
#22 Looking back at all the fantastic times we’ve had together, it’s clear that you are a special cousin, and an even more amazing person! Happy birthday to one of my favorite people in the world.
#23 As we celebrate your birthday today, I want you to know just how important you are to me. You help make every day brighter and every moment more fun. Wishing you love and laughter on your special day and throughout the year ahead.
#24 Dear cousin, as we gather together on this joyous occasion I am reminded once again of what a fantastic cousin you are, and how lucky I am to have you as a part of my family. May your birthday be as special as you are!
#25 Happy birthday, cousin! None of the fun we’ve had together would have been possible without your amazing company. You’re one-of-a-kind and I thank God for sending you my way. Have a great day and an even better year ahead! Love you loads.
#26 I am grateful to share this special moment with such a wonderful cousin like you who mean so much to me and brighten up every single day we spend together. Wishing you all the happiness in the world on your very special day today! Happy Birthday
#27 Lots of love and hugs for my favorite little cousin. May your birthday be filled with all the joy you fill my life with every day of the year.
#28 Happy birthday cousin! I love you so much and will always cherish our special bond, time spent together and all our memories made. Thank you for being such a great friend to me over the years, wishing you happiness in everything you do in this new year ahead!
#29 Dearest cousin, on your birthday I want to thank you for being such a wonderful part of my life. You are one of my greatest blessings and always bring nothing but sunshine into my world. Wish you lots of love on your special day!
#30 To my cousin, the number one in my heart. Your warmth and genuine love is a rare gift I’m so lucky to experience. You are an amazing person who always brings out the best in others. Happy birthday, dear cousin!
#31 Happy birthday, cousin! Thank you for all of your love and support over the years! This day is dedicated to you because you are simply that special. Have a wonderful celebration today, and may every wish come true for you.
#32 Wishing my amazing cousin a very happy birthday! Everything about being together with you makes me feel at home again in this world. Loving thoughts surround you on your big day, wishing everything in life comes to be just as you desire.
#33 My dearest cousin, I’ve always felt so blessed to have you in my life. Your fun-loving spirit and warm heart makes me grateful to know you. You are an amazing friend and family member who brings happiness into every space. Thank you for always being there whenever I need you! Sending love on your special day.
#34 Wishing the most talented, artistic, brilliant cousin a very happy birthday! Thanks for all of the wonderful memories that we share together. You are simply one of a kind, and I cherish moments like these with you more than anything else in this world. Happy birthday to my best friend!
#35 The world has become a much better place because you’re in it. Happy birthday, cousin.
#36 Anyone who knows you knows you are the best person around! Wishing you an extraordinary day for your special day.
#37 Happy birthday to my favorite cousin! You are simply one-of-a-kind and I love that about you. May this be the best year yet!
#38 Thanks for being such a good friend, not just today but every day. Best wishes on your birthday.
#39 Cousin, thank you for always brightening up our days with your wonderful self. On this special day of yours, I hope all of your dreams come true.
#40 Happy birthday cousin!! With each year, I am struck by your great heart and wonderful character. You’re a standout human being and I look forward to spending another amazing year with you.
#41 Dearest cousin, as we celebrate this monumental birthday of yours, it’s hard to believe that not too long ago we were both kids growing up together. In the blink of an eye, time passed us by. Happy birthday! Enjoy your special day!
#42 Sending warmest birthday wishes from one amazing cousin to another on their very special day. Wishing you all the joy in the world today and always!
#43 To my beloved cousin – happy birthday to you!! We both look forward to another year filled with you, love and laughter. May your day be filled with merriment and many wonderful surprises!
#44 Happy birthday cousin!! No matter how far apart we are, the love in my heart for you is always at full strength. You’re a big part of my life and I cherish our special bond every single day. Have a great time today…for me!
#45 The best way to celebrate your birthday is simply by thinking about all of the amazing memories we have created together from days gone by. You can never know just how much friendship means until it’s tested under fire…and I knew from our childhood that when things got tough, friendship was there beyond a doubt. Wishing you all the best on your birthday and always!
#46 May happiness and joy surround you today and every day of your beautiful life! Happy birthday, dear loved one. You’re a wonderful soul and I’m so thankful for everything that we share as cousins.
#47 Happy birthday cousin!! We may not get an opportunity to spend as much time together as we would like, but even when we are miles apart it feels like we are standing side-by-side. You have my heart always. Enjoy your special day and all of its splendor!
#48 Happy birthday, cousin. With every turn of the calendar page, I find myself more thankful for our kinship. Thinking of you on this special day and wishing you happy times ahead.
#49 You are an amazing person who inspires me in so many ways. Today is your day to shine bright like the star that you are…I hope it’s an unforgettable one! Sending huge hugs and lots of love.
#50 It doesn’t matter how far apart we may be; in my heart, you will always be right by my side in spirit! Wishing you a super excellent birthday!
#51 Wishing all the joy in the world brings happiness to your heart on this very special day.
#52 Happy birthday, cousin! You are a blessing in my life and I cherish all of the fun memories we have shared over the years. May you have a fantastic day full of love and happiness.
#53 Happy birthday to one of my favorite cousins ever! Sending you lots of good thoughts for a great year ahead.
#54 As your cousin, I’m here to know when you need help planning your party or just simply cheering up when you’re down…so let me know if there’s anything I can do to make today an awesome day for you from start to finish!
#55 How lucky am I to have such an amazing cousin like you? You’re always there for me whenever I need you…and on your birthday, I want to return the favor. Wishing you the best day today and every day.
#56 Happy birthday to my awesome cousin! We may be related but our friendship feels like it’s based off of genuine love. I hope this next year brings nothing but the very best parts of life into your world.
#57 Today is your special day – time to celebrate all that you are with lots of fun and joy! Sending many good thoughts your way on your birthday, sweet cousin.
#58 To my most favorite person in the entire universe…wishing you a happy birthday filled with everything beautiful! Love you dearly, cousin.
#59 Happy birthday, cousin! Sending you some birthday cheer today. May the day be filled with laughter, love and happiness all ahead of you.
#60 You are a very special person in my life and I value our friendship more than words can ever say. Wishing you an incredible birthday celebration filled first with quality time with family and friends followed by lots of fun moments. You deserve it!
#61 You are truly one-of-a-kind…in the most fabulous way possible, of course! No matter what happens today or tomorrow, know that how lucky I am to have such an amazing cousin like you in my life. Have a fantastic birthday full of the best kind of memories!
#62 Happy birthday to the most wonderful cousin in the world. We may be miles apart, but you are nevertheless close to my heart. Thinking of you on your special day.
#63 Dear cousin, have a wonderful birthday! You are one of the best cousins anyone could ever ask for, and I hope this year is filled with plenty of happiness!
#64 To an incredibly special cousin on her special day…I wish there was more that I could do to make it even more special than it already is. Have the happiest birthday ever!
#65 Wishing you all the good things in life…happiness, health, love and laughter. May your birthday be filled with lots of fun wishes come true.
#66 Happy birthday, dear cousin. You are an awesome friend and I hope that your special day is unforgettable! Sending all my love to you on your big day.
#67 Cuz, no one else could ever take your place in my life. I wish you a very happy birthday!
#68 No matter how old we get, you’ll always be my favorite cousin. Wishing you the best birthday yet!
#69 Dear cousin, it took me years to finally discover what makes the world go ‘round but now I know…it’s YOU! Have an amazing birthday filled with fun times and happiness for days!
#70 When God created our relatives he was definitely thinking about you. Thanks for being such a wonderful cousin and friend to me! I’m so glad we share this part of our family tree together. Have a great birthday my good ol’ cuz.
#71 Wishing you an incredible day filled with fun, love and laughter. May your heart be blessed today and always!
#72 Happy birthday to the best big cousin ever! We may have grown up on separate sides of the country but your spirit remains in my heart every single day. Sending you hugs on your special day.
#73 You are definitely one of a kind…you brighten each room that you enter, light up every avenue that you cross. And I hope that all of your wishes come true on your special day.
#74 Happy birthday to my favorite cousin in the whole wide world! Thank you for all of the love and support that you’ve given me throughout the years. You are truly one in a million. Sending big hugs to you today.
#75 May all of your dreams come true, may happiness follow wherever you go, may it be sunny with showers of blessings today and everyday! Have a super duper birthday cuz!
#76 I hope somebody made a wish because an amazing person like you should have their every single dream come true…happy birthday to my dear cousin!
#77 Wishing you all the best things in life…the sunshine that brightens your days, the breeze that cools you through the hottest hours of summer. Wishing you a wonderful birthday filled with love and laughter!
#78 Happy birthday to an extraordinary cousin who I’m blessed to have in my life! You are one of God’s greatest gifts to me. Thank you for being there for me always. Here’s hoping your day is fantastic from start to finish!
#79 May all of your days be brightened by warmth of sunshine, may all of your nights be cooled by ocean breezes…and may every single wish that you make come true for today and always!!! Have a special day cuz!
#80 On your birthday, I would like to thank you for being the best cousin that anyone could ask for. Your strength and courage in tough times is admirable, and I’m thankful to have you in my life.
#81 Happy birthday! You are one of a kind. I am so glad to have your beautiful soul in my life. May God bless you with joy on this special day and throughout the year ahead.
#82 Thank you for making my life brighter every day, simply by being yourself. Wishing you an incredible happy birthday full of wonderful surprises, dear cousin!
#83 Dear cousin, today is your big day—and it wouldn’t be if I didn’t send you wishes for a happy birthday. Enjoy your special day!
#84 Let’s make today as fantastic as possible, because it’s your birthday and the world is yours to enjoy. Happy birthday from your favourite cousin.
#85 You are always at the top of my list when it comes to celebrating birthdays. Sending love, hugs, smiles and good vibes on your wonderful day! You deserve nothing but happiness today.
#86 As I think about how hard you worked to accomplish everything…you have done so far is really inspiring. I know you will continue to do well in all that you set out to achieve this year too. Your dedication truly makes me want to be the best that I can be. You are definitely someone to look up to, even on your birthday! Have a fantastic day.
#87 You deserve happiness and so much more. You deserve the world, and I hope you get it. I don’t say it enough these days, but thank you for your love and support over the years. Wishing you a fun birthday full of laughter and smiles.
#88 Just because today is about you doesn’t mean that we can stop thinking about everyone else! So from me to all of our family, friends, and loved ones…thank you for sharing your special day with us. Happy birthday! Love from all of us!
#89 Happy birthday, cousin! Thank you for always being there whenever I needed a friend. Thanks for encouraging me to step outside of my comfort zone and try new things. You’re the best kind of example to follow across any journey in life.
#90 Dear cousin, you’ve been such an influential figure in my life. From childhood until now, watching you grow into your own wonderful self has been amazing. Having someone like you in my corner means so much to me and wishing you nothing but happiness this year and beyond. Happy birthday!
#91 Cheers to you, my dear cousin! I wish that today is the best birthday ever. May this year be filled with fun times and lots of love. You deserve nothing less than all of your wildest dreams coming true.
#92 Happy birthday, cousin! We are so different yet so alike, you have always been a great friend to me. My life wouldn’t have been the same without having had the privilege of knowing you. Wishing you happiness for this special day and more wonderful days ahead.
#93 Happy birthday to one of the best people I know! Thank you for being such an amazing person in my life over these many years, it means a lot to me that we are close. Sending you love today and always.
#94 Happy birthday to my awesome cousin, may this year bring you the best that life has to offer! All of your dreams will come true if you never lose hope in yourself and the world around you.
#95 I hope a wonderful birthday celebration is going on right now, with all of our family members present! It’s been a real honor growing up alongside you – I wouldn’t trade those childhood memories for anything in the world. You mean so much to me and I can promise that as long as I live, we will always be close no matter what happens next.
#96 Cousin, I’ve always wished you could know how much joy your friendship brings to my life. Today is a special day for celebration, and I want the world to know what an awesome person you are. Have a wonderful birthday, and let’s make this year even better than the last!
#97 Sending warm hugs and kisses your way on your big day. You always brighten up my entire day with your friendly personality and fantastic sense of humor. Hope the best things in life come your way today and throughout this year.
#98 May all of your dreams become reality on this important occasion as we celebrate another successful year in your life! You mean so much me; words cannot express how lucky I am to be related to such a wonderful, beautiful person.
#99 You mean everything to me and I want you to know that on your birthday! Thank you for always making me feel like the most important person in your life. Hope today is as amazing as you are!
#100 Happy birthday, cousin – we share one of the strongest bonds imaginable and nothing makes me happier than knowing we’ll always have each other. Wishing you great joy and happiness throughout this year and all those which follow. Let’s make many more memories together!
#101 Today is special because it’s YOUR day – just know that wherever I am or whatever I may be doing, you remain in my thoughts and in my heart. Have a wonderful birthday!
#102 The happiest of birthdays to the most extraordinary member of our family. I truly enjoy your presence, and am so fortunate to have you in my life. I hope the day is filled with nothing but joy for you!
#103 May God bless you on this special day and shower you with success, happiness, health, prosperity, love, laughter and whatever else will make today unforgettable! Happy Birthday Cousin! Lots of Love!!!
#104 May your life be filled with more than just good wishes on this blessed occasion; may it be pushed along by gorgeous moments that bring out the very best in every person who comes into contact with them. You deserve nothing but the very best, and I hope it comes your way on your special day.
#105 Best wishes on your birthday, cousin! I love you today as much as ever. Thank you for being the best part of every day.
#106 Happy birthday to my extraordinary cousin! I’m so glad we share a special relationship that lets us always be close. You have a huge place in my heart and I hope that our bond gets even deeper with time. I love you dearly and wish you a happy birthday full of lovely things.
#107 May all your dreams come true this year, cousin—and may they come even bigger than before! Wishing you an epic day filled with laughter and celebration. Sending all my love to you on your special day.