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95+ Best 21st Birthday Captions for Instagram 2023

This blog collects 95+ best 21st birthday captions and quotes for yourself, and your friends, and also guides you on how to make a birthday story with an online photo editor.

95+ Best 21st Birthday Captions for Instagram 2022

Congratulations! It is your 21st birthday! You're sure to have many great ways to celebrate your 21st birthday on this special big day, from a movie night to a cocktail party. Whether you're celebrating your birthday with friends or family, don't forget to capture all the beautiful moments in photos.

By this point, you've only completed half of the celebration process. What's left? Obviously, posting your amazing birthday selfies and family photos with funny birthday captions on Instagram! We collect these captions for 21st birthday posts from various sources, including funny 21st birthday captions, cute 21st birthday captions, and 21st birthday captions for your friends... Pick a birthday caption that best matches your birthday mood as your Instagram tag or quote, and pair it with your sparkling birthday photos to gather more eyeballs!

Table of Contents:

  1. Maximize Your Instagram Engagement with 21st Birthday Captions
  2. 21st Birthday Captions for Yourself
  3. Succinct 21st Birthday Instagram Captions
  4. Funny 21st Birthday Captions for Yourself
  5. 21st Birthday Captions for Friends
  6. Cute 21st Birthday Captions
  7. Famous Quotes for Turning 21
  8. 21st Birthday Sayings
  9. How to Make A Birthday Instagram Story with 21st Birthday Captions
  10. Conclusion

Maximize Your Instagram Engagement with 21st Birthday Captions

Unlock your birthday with captions for 21st birthday and your perfect birthday selfie! Choose the birthday caption that best matches the photo or video you're posting, such as pairing a cute birthday caption with a funny selfie pose, or expressing your personality with a cool caption and a serious birthday photo. Either way, it's essential to add relevant Instagram tags that will grow the reach of your post and get more likes and followers.

21st Birthday Captions for Yourself

a birthday cake next to the balloon with the words Happy Birthday

Pick one of the birthday captions below for your 21st birthday post, you're sure to get lots of likes!

  • Season 21, Episode 1.
  • I’m just here for the birthday cake.
  • You only turn 21 once.
  • 21 and blossoming.
  • It’s my 21st birthday, and I can wine if I want to.
  • I have mixed drinks about turning 21.
  • I sparkle like a birthday candle.
  • Cheers and beers to my 21 years.
  • Happy birthday dear self.
  • 21 looks pretty and good to me.
  • It took 21 years to get this awesome.
  • Found my birthday crown.
  • 21 years of being this fabulous.
  • Cheers to 21 years.
  • Being 21 is nothing to wine about.
  • Yes, 21 Babbbyyyyyy….
  • My age is not just a number. It’s my experience on planet Earth.
  • Every day I sparkle, but today, I rule.
  • Lap 21 around the sun…
  • And so begins Chapter 21.
  • Start from the bottom now I am 21.
  • Level up. #21
  • Lap 21 around the sun…
  • Birthday behavior! #21

Succinct 21st Birthday Instagram Captions

a cute birthday cake with happy birthday candles

Don't like to be too wordy on your birthday? No problem, here are some short 21st birthday captions that can go with any of your photos and emotions!

  • 20 + 1.
  • Hello, 21.
  • Here’s to 21!
  • 21 circles around the sun.
  • Chapter 21.
  • 21 and all the fun!
  • 21 looks good on me.
  • This is 21.
  • Finally 21.
  • 21 and legal.
  • Twenty-one AF!
  • Twenty-fun.
  • I'm 21 and fun.
  • It’s giving 21.
  • Forever21

Funny 21st Birthday Captions for Yourself

birthday card background

Keeping a sense of humor is not a bad thing, especially on your birthday. Use funny 21st birthday captions to spice up the birthday photos on Instagram.

  • Well look who just turned 21…
  • Old enough to know better and young enough to get away with it.
  • 21 never looked so good.
  • 21 and fabulous.
  • Always been a savage, now I'm 21.
  • Welcoming myself to the 21 club.
  • Cheers and beers to 21 years!
  • Drinks are on me.
  • Today we celebrate me.
  • Warning: It's my 21st birthday!
  • Because turning 21 is for pleasure, it’s time to rhyme!
  • Since 21 is so much fun, I may do it again the following year.
  • Happy beer-th day to me!
  • On cloud wine
  • Chasing drinks and dreams
  • Found my birthday crown

21st Birthday Captions for Friends

birthday chocolate cake with candles

Have more fun with your friend! If your friend is turning 21 and you can't find the perfect wishes to greet him/her, check out the following 21st birthday wishes.

  • 21 and ready to have fun!
  • It’s your 21 birthday and it’s time to celebrate to the fullest.
  • Cheers and beers to your 21 years.
  • You have 21 bottles of beer to drink. I hope you already started.
  • You have been waiting for 21 years to be able to drink some alcohol. Hmmm. I know you didn't! Happy 21st Birthday, instead!
  • Don’t worry about your age, you will be older next year. Happy birthday!
  • I’m just here for the birthday cake.
  • Someone I love was born today.
  • Every year on your birthday, you get a chance to start new.
  • You’re 21! Now you can legally do everything you’ve been doing all along!
  • How good is 21? It’s only the best age of all time. Enjoy your birthday, friend!
  • Happy 21st birthday to my other half.
  • Here’s to 21 years of planting seeds of friendship.
  • Wishing you a happy 21st birthday.
  • It’s your 21st birthday! You look great! Here’s to a happy, healthy, and adventurous 21 years ahead.
  • Cheers to you who turning 21/21 years old, have a good year.

Cute 21st Birthday Captions

colorful birthday balloons
  • Happy 21st birthday!
  • On this day, a queen was born
  • Go shawty! It’s your birthday!
  • 21 years of being fabulous
  • I got that birthday vibe
  • keep calm and sweet 21 on.
  • It takes exactly 21 years to perfect a 21-year-old like you.
  • The party don’t start till I walk in.
  • Your fake I.D. has expired! You’re 21!

Famous Quotes for Turning 21

a birthday cake with colorful burning candles

It's a good choice to celebrate with some famous quotes for 21st birthday, after all, it's your big day!

  • “There are two great days in a person’s life – the day we are born and the day we discover why.” – William Barclay
  • “You may be turning 21, but in my eyes, I can still remember the day you were born. It was an amazing day, and may God continue to bless you over the next 21 years.” – Kate Summers
  • “21 is a terrific age, maybe the best. Too bad you can’t be that old for the rest of your life.” – Greg Tamblyn
  • “Just remember, once you’re over the hill, you begin to pick up speed.” – Charles M. Schulz. Happy 21st birthday!
  • "Live as long as you may. The first twenty years are the longest half of your life." - Robert Southey
  • "When a man is tired of life on his 21st birthday it indicates that he is rather tired of something in himself." - F. Scott Fitzgerald
  • "When I was a boy of 14, my father was so ignorant I could hardly stand to have the old man around. But when I got to be 21, I was astonished at how much he had learned in seven years." - Mark Twain

21st Birthday Sayings

  • I-gen is on the way to old-gen!
  • Finally legal — after all these beers!
  • It’s time for a 21st birthday blitz!
  • 21 in the house!
  • Have some fun now, you’re just 21!
  • Welcome to the roaring 20s!
  • Gen-z is growing up!
  • Fun, fun, fun — Bobby now is 21!
  • Celebrate your 21st birthday in style!

How to Make A Birthday Instagram Story with 21st Birthday Captions

If you're sick of sharing birthday pictures and texts on Instagram directly, adopt a creative strategy and combine them to create the ideal birthday Instagram story or post!

We are sharing a powerful online birthday Instagram story maker - Fotor.

Fotor web tool

All-in-one photo editor with easy-to-use editing features and massive design elements.

Start Designing

It's very easy to use and no design skills are needed. Best of all, it covers a wide range of styles of Instagram story templates and other design templates, so whether you want to create a birthday collage to preserve your happy moments, a personalized story for your big day, a birthday card for your loved ones or a memorable birthday collage to preserve your happy moments, Fotor's design tool have you covered! You're sure to find endless Instagram birthday story ideas on Fotor!

make a 21st birthday instagram story with fotor

Let's see how to make an Instagram story using Fotor online photo editor.

  1. Open the birthday Instagram story templates center , and choose the one you like.
  2. Replace the text and images in the template with your 21st quotes or captions and images. Then, just use your creativity to add some sticker decorations to this post, or change the text's color and font.
  3. Click the download button in the upper right corner of the canvas to download your design in the desired format

That's it! You have finished a beautiful birthday Instagram story!


There you have it! This blog covers fun, cute 21st birthday captions and famous birthday quotes for you and your friends. Hopefully, we were able to help you in finding the perfect birthday caption. Now, pick a caption or quote that best matches your birthday mood and share it on social media with a meaningful birthday photo, let everyone join in on the celebration of your special day!