51+ Best Funny 21st Birthday Wishes, Messages, & Quotes (2024)

Looking for funny 21st birthday wishes? I am glad that your search has finally come to an end.

In this article, I have written for you some of the best funny 21st birthday wishes, messages, quotes, and captions that you can send.

Read: Blessing Birthday Wishes

Funny 21st Birthday Wishes Messages

Happy 21st birthday! You are finally a legal adult, and that means you can finally do all the things you weren’t allowed to do before. Drink, party, and have fun! We will join you in all of that.

Happy 21st birthday! I hope you become the most successful adult in the history of adults. Well, not too successful though.

Happy 21st birthday! I know that this is your legal age to drink, but let’s stick with non-alcoholic beverages for today.

Funny 21st Birthday Wishes

Happy 21st birthday! I hope you finally feel like an adult today. Because of how big you are, you will probably have to wait another year for this to happen.

I am so glad that your age doesn’t determine how mature or childish you are. You are the same person at 20 as you were at 21.

Happy 21st birthday! You are finally able to rent a car and drive it on your own. Just be careful not to hit any pedestrians or other cars.

Happy 21st birthday! I’m sure you have been waiting for this day for a long time. And now that you are finally 21, you can finally do all the things that adults are allowed to do.

Happy 21st birthday! It’s time to party like there is no tomorrow! But first, let’s take a few pictures so that we can remember this day forever.

Happy 21st birthday! I am sure that you have been looking forward to this day for a long time. But before you start partying, I have a few words of wisdom for you.

Read: 21st Milestone Birthday Wishes

Happy 21 Birthday Funny

Happy 21st birthday! Do you feel any different today? No? Don’t worry, it will probably take some more time for this to happen.

Happy 21st birthday! I don’t know about you, but I feel so old now that you are finally 21.

You’re only 21 once, so let’s party like it’s 1999…oh wait, you weren’t even born then. Happy Birthday!

Happy 21st birthday! It’s time to start adulting…or at least pretending to.

21 years old and still no idea what you want to be when you grow up? Don’t worry, you’re not alone.

Happy 21st birthday! May your hangovers be short and your memories be long.

Happy 21st birthday! May your day be as wild and crazy as your future plans.

Funny 21st Birthday Wishes for Best Friend

Happy 21st birthday to the mother of all my best friends. Happy birthday, you old bag.

Happy 21st birthday! Not sure if I should wish for your happiness or mine on this joyous day.

Hey, it’s your 21st birthday! Time to start thinking about moving out and getting a job. Happy Birthday!

funny 21st birthday wishes for best friend

Welcome to the wonderful world of being able to legally drink, vote, and get married. Enjoy! Happy 21st Birthday!

Happy 21st birthday! Now that you’re an adult, it’s time for you to start acting like one.

I’m glad you finally made it to the legal drinking age. Here’s to many more years of being your friend. Happy 21st Birthday!

Funny 21st Birthday Wishes for Daughter

Here’s to hoping that your 21st birthday is as exciting as a root canal.

On your 21st birthday, may you find a way to make all your dreams come true, and may you also find a way to pay for them.

I may be a little old for you to take advice from, but I have been 21 before and it’s pretty great. You should try it!

funny 21st birthday wishes for daughter

Happy birthday and congrats on successfully making it through your 20s without becoming an alcoholic who still lives with her parents!

Here’s to hoping that your 21st birthday is as good as a trip to the dentist!

Happy 21st birthday! I hope you have a wonderful day full of all the things that you love. And if you don’t love anything, I hope you find something new.

Funny 21st Birthday Wishes for Son

Happy 21st birthday! You’re finally a legal adult. Now you can drink, vote, and join the military. Just don’t do all three at the same time.

You’re finally old enough to rent a car without being subject to those pesky extra charges. Happy 21st Birthday!

Happy 21st birthday! Enjoy this year while you still can. In just a few years, you’ll be the one dropping your son off at college!

Now that you’re 21, I can legally buy you adult diapers and sit you in front of Spongebob. Happy Birthday!

funny 21st birthday wishes for son

When we made plans to get together for your birthday, we had no idea we were celebrating during hurricane season. I hope you make it safely to your party! Happy 21st Birthday!

Happy 21st birthday! I’m glad you finally made it to this age. Now you can drink, vote, and sign contracts.

21 years ago, you came into this world kicking and screaming. But now that you’re 21, I’m pretty sure you’re just going to drink and scream.

Happy 21st birthday! I hope this is the beginning of a great year for you. And by great year, I mean you finally get your driver’s license and stop living with us.

Funny 21st Birthday Wishes for Brother

Happy 21st birthday! This calls for a celebration – let’s go get wasted and party all night.

21 years old, that’s impressive. You’re probably the best at this age compared to any other person in history. Let’s go out to celebrate your greatness!

Your older brother loves you and wants you to have a great 21st birthday. Drink lots of alcohol, party hard, and stay out of trouble!

I’m so proud of you for being in your 21st year. You have come a very long way since I first met you in diapers! Go grab an alcoholic beverage with the guys tonight and have a blast!

Funny 21st Birthday Wishes for Sister

21 years ago, you were born and brought into this world by two loving parents. Today, you’ve decided to enter the adult world on your own. Congratulations!

I don’t think I could have asked for a better sister…well maybe one who isn’t going to try and drink an entire bottle of vodka without help. But hey, I guess you can’t win them all.

I hope you have the most exciting 21st birthday ever! Make sure to drink up, take some party pics for us, and don’t drive anywhere tonight.

You’ve been my sidekick since day one and I couldn’t imagine life without you:) Now that you’re officially a 21-year-old young woman it’s time to party!

Funny 21st Birthday Quotes

Congratulations! You’re now old enough to legally do all the things you’ve already been doing. Happy 21st Birthday!

You can now legally do everything you were already doing illegally for the past three years. Happy 21st Birthday!

You’re not getting older, you’re just leveling up! Cheers to 21 years of being awesome and legal!

Happy 21st birthday! The age when it’s finally acceptable to be drunk at noon.

You can now legally gamble, but be careful not to bet your entire life savings on one hand of blackjack. Happy 21st Birthday!

Wishing you a happy 21st birthday, and may your ID never be questioned.

Happy 21st birthday! Now you can finally buy your own drinks…and regret it in the morning.

You’ve survived 21 years, now let’s see if you can handle the rest. Welcome to adulthood! It’s not as fun as it looks.

I hope after reading this article you have found some of the best funny 21st birthday wishes, messages, quotes, and captions that you can send to your loved ones.

Author

  • Mohmand

    Mohmand holds a Bachelor of Science (B.Sc) Honours Degree from Aston University (UK) and he holds a Masters Degree from The University of Leicester. Mohmand lives in the United Kingdom and loves to write about topics of his interest.

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