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73 Litty 21st Birthday Captions To Celebrate Your Special Day


These 21st birthday captions are perfect to celebrate finally turning 21!

Looking for a unique 21st birthday caption to use on Instagram this year? I’ve got you covered!

First off, HAPPY FREAKING BIRTHDAY!

Turning 21 is a huge deal and I’m so excited for you to live it up.

I remember when I turned 21, I brought this really cute black dress and I could not wait to post my birthday pic of me on Instagram.

In fact, I searched the internet for days looking for the perfect caption to use (because of course I didn’t want to use the same one everyone else did), so I know exactly what you’re looking for!

That’s why I created this list of unique 21st birthday captions so you can show off the best time of your life on your IG.

I’ve got tons of different birthday captions for you to choose from based on your vibe.

Not taking life too serious? Definitely pick a funny 21st birthday caption.

Got on your best hot girl outfit? Go for a baddie birthday caption.

This is your special day, so choose whatever caption fits with you best.

Keep reading to see 73 unique 21st birthday captions!

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image of 21 number ballon with 21st birthday captions for yourself

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73 21st Birthday Captions

21st Birthday Captions For Yourself

  • since 2003
  • oops, turned 21
  • card me, i dare you
  • started from the bottom now we 21
  • all champagne, no problems
  • Est. 2003
  • 20 was cool, but 21 is ever better
  • extra candle on the cake
  • season 21, episode 1
  • 11+ 10 =
  • 21 wishes
  • hope I look this good forever
  • legalized
  • designated drinker
  • 21 21 21
  • clever 21
  • 21 trips around the sun
  • hit me with your best shot
  • …on chapter 21
  • 21 years in the making
  • so this is what 21 feels like
  • forever 21
  • twenty1
  • 21 lets see what the hype is about
  • 21’s more fun
  • took me 21 years to look this cute

Funny 21st Birthday Captions

  • hey mom, remember 21 years ago
  • You can have my fake now
  • 21 with no kids
  • technically legal
  • here for the cake
  • you can card me now
  • now legal in 50 states
  • my (20) 1st drink
  • 21 shots later
  • threw my fake away today
  • bartender let me reintroduce myself
  • R.I.P. my fake
  • 21 drinks on you right?
  • now we really beat teenage pregnancy
  • 5 years until my parents kick me off the insurance
  • 21 can you do something for me
  • not the designated driver
  • making pour decisions
  • true life: i’m 21
  • So this is what legally drinking feels like
  • LEGAL
  • its my party, ill drink if i want to
  • candles getting lit and so am i
  • i’m twenty-fun now

Baddie 21st Birthday Captions

  1. 21 is what a girl needs
  2. we made it
  3. 21 and still that one
  4. drinks on me
  5. i drink champagne now
  6. 21 reasons to act up
  7. same time next year
  8. national me day
  9. you were my cup of tea, but I drink champagne now
  10. who knew 21 could be this bad
  11. on my worst behavior
  12. rip 20, hello 21
  13. out of the pregame and on to the party
  14. i’m just a girl
  15. the candles on the cake aren’t the only thing getting lit today
  16. 21 so they better run
  17. cheers and beers to 21
  18. always been a savage now i’m 21
  19. part 21
  20. finally 21
  21. it’s about time
  22. we sip champagne when we thirsty
  23. life is amazing, 21 is what is should be

Before You Go

Now that you got your 21st birthday caption all picked out, now it’s time to make sure your 21st birthday is amazing!

There are so many ways you can celebrate your birthday, but I know it can be super overwhelming to figure out.

So I made this list of 21 best 21st birthday ideas that would be perfect to celebrate turning 21!

It’s got everything from super affordable ideas you can do at your house to going all out for your special day.

No matter what I hope you enjoy this huge birthday and live it up.

Remember you only turn 21 once!

Read it: 21 Best 21st Birthday Ideas For An Iconic Night

This post was all about 21st birthday captions!

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