Relationships between cousins are all over the map. Some cousins spend their whole lives in close contact, like siblings without the sibling rivalry. Others are separated by age or distance, and rarely if ever spend time together.
Regardless, a cousin’s birthday is the perfect time to reconnect. All it takes are a few well-chosen words, whether jotted down in a greeting card, sent via text message, or shared on social media.
To help you find the right message, we’ve put together this big-ole list of birthday wishes for a cousin. Because cousin relationships come in so many forms, so do these unique birthday greetings. Whether you’re looking for a heartfelt sentiment to show your love, or a zingy birthday saying to make your cuz bust a gut laughing, you can find plenty of wording ideas below.
Here are some abbreviated birthday wishes for a cousin. For more ideas along these lines, see our big list of short birthday wishes.
- Happy Birthday to someone I’m proud to call a cousin and a friend.
- Hope you have a fantastic birthday, cuz. You deserve it.
- Happy Birthday, Cousin! Thanks for being older than me!
- Best birthday wishes for the best cousin ever!
- Happy Birthday to the best cuz that ever was!
- Just wanted to send you some cousinly love on your birthday. Have a wonderful day!
- A wonderful cousin deserves a wonderful birthday. Best wishes!
- Happy Birthday from your favorite cousin.
- What’s buzzin’ cousin? Just wanted to wish you a Happy Birthday!
- You’re my cousin and my friend, so I’m wishing you a doubly Happy Birthday.
- Happy Birthday to one of the coolest relatives I have!
- You rock, Cousin! Hope you have an amazing birthday!
- Sending a big birthday hug to my amazingly awesome cuz.
- Happy Birthday, Cuz! Stay awesome!
- Happy Birthday to an amazingly wonderful person who just happens to be my cousin!
Here are some humorous birthday messages to share with a cousin.
- Best. Cousin. Ever. But enough about me. Happy Birthday!
- Happy Birthday to my cousin, who grew up in this family and yet still managed to turn out somewhat normal.
- Happy Birthday, Cousin! Don’t get drunk and tell all our family secrets! No one will believe you anyway!
- I was going to get you something awesome for your birthday, but then I realized that having me for a cousin is enough of a gift.
- Happy Birthday, Cousin! I will never think of you as being old, probably because that would mean I’m old too!
- Hey Cousin, hope you have as much fun on your birthday as we had whenever we got together as kids. Just don’t get into as much trouble as we did!
- Happy Birthday to one of my least embarrassing relatives.
- Happy Birthday, Cuz! I won’t make fun of your age because, well, I know you’d just return the favor in a few months.
- Happy Birthday, Cousin! Even though you’re older now, I still think of you as a kid… probably because you continue to act like one!
- Happy Birthday to my awesome cousin, who somehow manages to make family gatherings bearable.
- Wish I could be there for your birthday, Cousin. Then again, we’d probably get into too much trouble! Happy Birthday!
- Happy Birthday to my smart, kind, talented, and good-looking cousin, who has a lot in common with me!
Let your cousin know how much you care with these sweet and sincere birthday wishes.
- Why do I love my cousin so much? Cuz you’re the best! Happy Birthday!
- Happy Birthday to someone who isn’t just a cousin, but one of my very best friends.
- Hope you have an amazing birthday, Cuz! You deserve all the good things life has to offer.
- Happy Birthday, Cousin! We might not spend our birthdays together like we did when we were kids, but I want you to know that I still think about you – especially on your big day.
- Happy Birthday to my amazing cousin! When I think back on all the family gatherings over the years, I can’t help but think about you and all the fun we had.
- Another year of being a great cousin and a spectacular person. Happy Birthday!
- Happy Birthday to a wonderful cousin. Today is truly worth celebrating because it commemorates the day an amazingly special person came into the world.
- Happy Birthday to my awesome cousin! I won’t get to see you on your big day, but trust me, I will be raising a glass in your honor.
- We’re cousins by blood and friends by choice. Happy Birthday to one of my favorite people!
- Friends like you are hard to find. Having a friend like you who is also a relative is pretty damn special. Hope you have an amazing birthday, Cousin.
- We may not talk all the time, but you are, and always have been, a big part of my life. Thank you for being a great cousin, companion, and friend. Hope your birthday is extra special.
- Happy Birthday to my fantastic cousin! Remind me to give you a big birthday hug the next time I see you.
- Just wanted to let you know that I’m thinking about you on your birthday, Cousin. Hope you have an amazing day.
- Happy Birthday to my cousin, who made my childhood extra special and has been a positive influence in my life ever since. You’re the best, Cuz!
Here are some ways to say Happy Birthday to a female cousin. For more options, check out these “Happy Birthday, Beautiful” messages.
- Happy Birthday to my cousin, who is beautiful inside and out!
- Happy Birthday, Prima! Hope your day is perfecto!
- Best birthday wishes to an amazing and unique woman, who I’m proud to call my cousin!
- Happy Birthday to my beautiful cousin! You’re like a sister and a best friend all rolled into one.
- Happy Birthday to a cousin who’s more like a sister to me.
- Hey beautiful cousin of mine… hope you have the wonderful birthday you deserve!
- You’re super special, super cute, and just an all-round super cousin. Hope you have a super birthday!
- Happy Birthday to my sweet cousin. Hope your day is full of fun, surprises, and all the wine and cake you can handle!
- Being friends with you is amazing. Being cousins with you is even better. Happy Birthday to my sweet cousin!
- Happy Birthday to my gorgeous cousin! I’m sure you know how much I love and appreciate you, but I’m reminding you anyway.
Finally, here are some birthday wishes written with a male cousin in mind. For more ideas, see these birthday wishes for a male friend.
- Happy Birthday to my handsome cousin! They say guys get better looking with age, but you’re taking it to ridiculous extremes.
- Happy Birthday to someone who isn’t just my cousin, but also one of the genuinely nicest guys I know.
- Best birthday wishes for a truly wonderful guy. You may be my cousin, but you’re more like a brother to me.
- Happy Birthday to my fantastically handsome cousin!
- Happy Birthday to one super cool dude. Even if you weren’t my cousin, I’d still want to hang out with you.
- Best wishes to my cousin on his birthday. Thanks for being my friend all these years. I hope you know how much you mean to me.
- Happy Birthday, Primo! I hope your big day is as increíble as you are!
- Happy Birthday to my cousin, whom I also consider a brother and a friend.
- Male cousins can be jerks. You’re the exception that proves the rule. Thanks for being so awesome – and Happy Birthday!
- Happy Birthday to the nicest, coolest, handsomest cousin ever! Hope your day is every bit as awesome as you are!