When it’s time to have a 21st birthday party and before you head out to celebrate, you may be thinking about a clever caption for your Instagram photo. While this can be much easier said than done if given the right tools your creativity could shine on its own. With that being said, here are some ideas to help you find a great 21st birthday caption for your photo.
It’s your 21st birthday, and you want to make sure everyone has a good time. What you need to do is to come up with some great 21st birthday captions.
Clever 21st Birthday Captions
- Happy #21stbirthday to the best brother a girl like me could ask for. You’ve taught me that I am enough, that I deserve more, and that there’s an adventure at my feet.
- Happy 21st Birthday to the best big sister ever! Thanks for teaching me how to have fun as a kid, and showing me how to enjoy the small things as an adult. I couldn’t ask for anyone better to look up to! I love you.
- Baking a frozen treat for your 21st, but you’re too impatient to let it completely defrost? Easy solution: Freeze some more.
- Hey 21 years! So excited to celebrate you tonight as we’re together. Happy Birthday, Evelyn Montemarano. We love you so much 💚
- Here’s to the 21st year of you. Happy Birthday!
- Happy birthday to the real-life prince and princess of Liverpool. I love how much you laugh when you’re together, stay that way for the rest of your lives. ☺️
- Baking is easy—all you need is love, flour, and butter. Happy Birthday.
- Best wishes for a wonderful 21st birthday! We hope it’s extra special and memorable. 😊🎁
- Happy 21st, cake face. If there is an emoji that could represent us—it would be a slice of cake. Or maybe two slices next to each other?
- 🎉They say 21 years is the new 18 🎉 #Happy21st #anniversary
- “I’m not 21 until November” – A regular Jane Smith #midtermfail
- Happy Birthday! Here’s to your next year — May it be filled with all the things you love. 🎂
- Your birthdays are now a milestone to celebrate, but your new ages are just a reminder that you’re getting older.
- Grab a friend and be sure to take a selfie with the birthday person so that everyone can help in celebrating their 21st birthday.
- Happy 21st, brother! Where does the time go?? You’re officially a legal adult now, so make sure you celebrate accordingly and have a swell time enjoying your newfound freedom.
- Happy 21st birthday to the most gracious, humble, funny, crazy man I know @real_deal. 🎂🎉👏 #happybirthdaypops
- Happy #Birthday to the man who loves to laugh and never misses an opportunity to show his adoration. I am proud that my son, your Dad, has you in his life and you could have not picked a better brother than him.
- Pinch me, but I feel like I’m dreaming! Time for the fun to begin #birthdaygirl 😍🎉🎁 #funfunfun
- 🎂 Happy birthday. I’m thrilled to celebrate this milestone with you today and so many more. 🎈 #HBD
- Happy 21st Birthday to my dearest son.
- Happy 21st birthday!
- 🎈🎉🎊🎉 Happy 21st birthday to the person who has only good things to look forward to for the next year!
- What a great way to celebrate turning 21! There’s no better way than to spend it with the people who really matter—family and friends. Hope you’ve had an amazing birthday. 🎉🎂
- Happy birthday to the hottest 21 year old on the planet. We can’t wait for your next chapter.
- Happy birthday! We’re all now one year wiser and you still somehow get younger every year.
- Happy birthday to me, happy birthday to me 🎂Happy 21st birthday to us #21yearsold
- May all your dreams and wishes come true on your special day! Happy 21st 🎈❤️.
- Remember me? I’m your Ghost of Birthdays Past. Happy…birthday 🎁🎉
- Happy birthday to this amazing person. I wish you much love, joy, laughter, and many more grand adventures ✨ Love, Your Friend.
- Happy birthday to the person who makes everything at our parties worth staying for. #FriendsAreTheBest #StayForTheParty
- I hope you have a 🎉fun-filled🎉, 🎈colourful birthday.
- This the season to be jolly #Christmas #HappyBirthday
- Happy 21st of birthday. Now you’re officially legal to teach people new things.
- Happy birthday to my favourite. I can’t wait to see all the wonderful things you do. #21stbirthday
- How old are you now? Are you an adult aged 25 yet or still a teenager at 19?” “Now that you’re 21, you can do anything.” “Are you trying to tell me I can drink legally?
- I can’t believe you’re 21 already! You look so youthful and wise. Happy birthday to the turning point of your life.
- 🎂 I’m turning 21 in one week, party with me, you two aren’t invited.
- Here’s to celebrating big and staying small all at the same time.
- You make me a better person 🥰 💕 #HappyBirthday
- Happy 21st birthday to my amazing niece. We love you and hope your next year is fuller of joy than the past year has been! 😘
- Happy 21st birthday, Natalia! We hope you’re feeling as free as this birdie 🦅
- Happy Birthday to my favourite person in the whole wide world 🥳 your age is one but the fun that you’ve had makes you a hundred 😊
- Through the years we’ve changed a lot, but we still have this. I hope you figure out what you wanna do with the rest of your life because it looks really good on you. Happy Birthday!##
- Happy Birthday to our dearest friend! A day older but forever younger #birthday #21 🎉
- Stop the name-calling, compliments make us feel good.
- OMG, my BFF had the biggest 21st birthday bash ever! Thank you for always being there and for being such a hoot. I love you. *kisses*
- 💛🎂 Happy 21st birthday to our favourite ginger! We are so grateful for everything you do, big or small, the smiles and laughs have been a blast. We love you, sweet girl. 💕🥳
- Happy 21st birthday to the best big sister and walker I could ever ask for. Thank you for always being there, for listening to my rants, and loving me even when I don’t love myself.
- Happy 21st birthday, _. We love you so much and wish you health, happiness, and many more birthdays to come. 🎉🍰🥂
- Happy 21st, buddy. There’s no turning back now. 🍾 Cheers to you!
- Pour one out for your early 20s… you had a good run. #26today
- Happy 1st Birthday Boo! Thank you for choosing me to be your first best friend. I promise to always cherish your fluffy face and furry ears 😻🐕 #presleycantstopwon’thugmeeither
- We’ve been asking you on Instagram for some 21st birthday captions! Here are some of our favourites! #21stbirthday
- Happy 21st birthday to my favourite little brother. The best part of our family is that I’m not the baby anymore 😊
- Happy 21st Birthday to my favourite son. You’re a treat, and I’m grateful we got to spend it together.
- Celebrate the big 20+1 with a cake that’s just as sweet as you. Happy Birthday
- Happy birthday to my favourite human being in the universe. You’re a joy to be around and I’m so thankful that you’re part of our family. Sending you lots of love today and always.
- Just be yourself and have fun… Always remember to enjoy the little things in life that make you smile! –Kris Jenner #Happy 21.
- If these are your last few days you can be anything you set your mind to. ӏnjoy your 21st birthday.
- Got this far. Might as well just go all the way. Happy 21st to you 👑
- One year down, many more to go! All the best wishes to you. #happybirthday #21thbirthday #bestfriend
- Birthday wishes to the most important person with the best style. 🎂🎉✨
- For Autumn and for All #HappyBdayAutumn
- Here’s to 21 more years of 💯s. Happy birthday to my favourite brother in the whole world. Love, Lissy♀️ #Finally21 #MyBrothersKid ♀️
- Happy 21st birthday to my wonderful, indescribable sister! (She’s one of those people that I can’t explain to you what makes her so great because it feels like a disservice to the person reading this description.
- Happy 21st, buddy. 🍾 is-a-very-good-age-to-be
- Celebrating this milestone with you #Happy21st #KeepOnGoing #PartyUp
- After about seven years, you’re finally legally allowed to drink in the U.S.! This calls for a celebration. Happy birthday 21 🎉
- Happy birthday to the coolest two-one-five-year-old on earth!
- Happy Birthday from us to YA! You’re the closest thing to royalty we know. To you there can be no ordinary days, each one is a day for celebrating.
- Here’s to another year of late-night chats, first kisses, and warm hugs 💓
- Happy 21st birthday to the most precious little ball of sunshine we’ve ever known. You bring so much light every day into our lives, and we wouldn’t have it any other way.
- Life is about showing up for the people you care about. 21 is all about capturing time with friends and family, so make sure you’re enjoying every moment. 🎂 This is us wearing Shark Tank merch while celebrating my brother’s 21st birthday
- You turned 21 today, and honestly, I never thought I’d see this day. She was 9 when she got her first online account and ever since then she has been obsessed with the internet.
- Celebrate the past, live in the present, and create memories for the future. 🎉 #your21styear#birthday#hbd
- Hello, old friend. It’s been a while. #21stbirthday #21 #friends
- Hooray! #your 21st #birthday is here! Have a drink with us.
- This happy birthday goes out to my best friend who’s turning 21 today—I hope your day is as amazing as you are!
- We all know the struggle of finding a fun & affordable 21st birthday gift for your friends or family. I mean, they’re already so old. 😅
- Happy 21st birthday to you and the wonderful loving, kind, and beautiful person you are turning into today! So proud! Love you so much. #hbd.
- Magic 21’s (if it helps, that’s my birthday) #21stbirthday 🎉
- Happy 21st Birthday! Have an awesome year!!!
- More than a birthday, you’re a celebration of a year well-lived. Happy 21st, friend!
- The 21st year of my life has been pretty great 🎂✨ ##
- It’s amazing how far we’ve come, and how long we’ve gone. Happy 21st to the best father in the world! 💕
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