What to Write as Messages for a 21st Birthday -

As you write 21st birthday messages to a loved one, remember that turning 21 is an important milestone in someone’s life. Therefore, your birthday message must be epic!

21 Only Happens Once: Message Your Heart Out With These 21st Birthday Quotes

Looking for some ideas for inspirational 21st-birthday quotes? How about some happy 21st birthday wishes that will make the recipient burst out laughing? Fear not! I have got your back. Get inspired by these examples of 21st birthday card messages and quotes. I’ve got anything from funny, heartfelt, and sweet!

Bravo, you’re 21 and legal! Time to throw out your collection of fake IDs. Happy 21st birthday!
You’re 21 and full of fun. Stay young forever and have a crazy birthday!
Time to grow up. Happy Birthday!
Take off that good girl/boy mask. Today is the perfect day to be wild and crazy!
Guess what? From today, you can legally gamble, drink, rent a car, and get your parent to pay for it all.
Now, you can officially be held accountable for your shenanigans. Happy birthday!
Congratulations! Today, you are 21! How about you buy me a drink?
Today is your 21st birthday. Time to trade your fake ID for adulting… Or not!
Happy 21st! Don’t worry; the hangovers get better with age, or so they say.
Look out, world – here you come!
Happy 21st! You can now make mistakes without blaming it on your age.
The day you’ve been dreaming of is finally here. The countdown is over!
Congrats on 21 years of acting as an adult. Now you can pretend with a fancy cocktail in hand!
Congratulations on 21 years of being a muppet!
21 today! Time to get your sh*t together.
Time to get drunk and forget you’re getting old. Happy 21st!
The best years are yet to come, I think. Happy 21st birthday!
It’s your birthday. May you celebrate yourself with gusto and a drink in hand.

Happy orbit day! Hope your trip around the sun was not too tiring.
Let me tell you something: don’t grow up, it is a trap! Happy birthday!
Take risks and be brave but not foolish. Have a memorable 21st birthday!
Here’s your annual reminder of how thoughtful I am – Happy 21st birthday!
May your 21st year be filled with laughter, love, and ridiculous stories that will embarrass you in the future!
You are finally legal. Congrats on your 21st birthday! Enjoy your special celebration.
Fly free, my daughter. Be what I could never be and leave the cage forever.
Today, you turn 21! This is your day. We’re super proud, of our beautiful shining star.
Wishing my daughter a 21st year as bright and beautiful as her spirit. Light up the world!
I’m so blessed to be your mom. Happy 21st birthday to my favorite Gemini twin! Make magical memories today! Love you!
I’m so grateful you’re my daughter. Happy 21st to the most thoughtful, caring, and wise girl I know!
Every moment I have had with you is precious. Thank you.
To my brilliant daughter with the biggest heart: have a blast on your 21st! You deserve a magical birthday. Love you!
21 looks gorgeous on you! Shine bright on your birthday, stunning daughter! Soak up every minute of this special time.
From a little girl so very petite, how and when did you get so tall?
Twinkle, twinkle, little star, can’t believe how big you are. 21 today, hip hip hooray, make a wish and seize the day!
Yippee! Happy birthday, beautiful girl! I hope you have the most fun and festive 21st celebration. You deserve it!
Every time you smile or call me daddy, those are the sweetest sounds of my life. It is heavenly joy.
Congratulations on your 21st lap around the sun! I hope your birthday is as wonderful as you are!
No one deserves an amazing 21st birthday more than you! Enjoy, beautiful girl. I’m so proud of you!
My darling, life is tough, but so are you.
Celebrate your 21st in style, darling! May all your birthday wishes come true. Love and hugs!
My life is better because you’re in it. Happy 21st to an extraordinary daughter!
A glam girl like you deserves a super spectacular 21st birthday today!

Your 21st birthday is your time to shine, girl!
You’ll always be our prince charming!
You know I’ll always be here for you, son, cheering you on with a listening ear and doing your ironing.
Wishing a jubilant 21st birthday to my favorite boy! You light up my life. Enjoy celebrating this milestone to the fullest!
Welcome to the age of wisdom, where you’ll realize how little you know. Embrace it with a sense of humor!
Smile today since you are still young, and the future is yours to conquer.
I know that the path ahead of you is bright. You deserve every success.
I’m so proud of the man you are. Happy 21st to my darling son! May all your birthday wishes come true!
21 – the fun has just begun! Let the good times roll and the adventures unfold.
You get more amazing every year. Hope your birthdays do, too.
Young man, you are officially an adult today but don’t worry. You don’t have to act like one just yet.
Son, we will only celebrate your 21st birthday once. So let’s party up and have a night you won’t forget.
When I turned 21, the times were simpler, slower, and boring! Today, 21 is your ticket to a new and exciting world. Have a blast!
Congratulations! Now that you’re 21, you’re off “designated driver” duty. Have a few drinks and enjoy.
I’m so proud of the inspiring man you’ve become. Happy 21st birthday to you son! Cheers to you!
Birthday wishes to my favorite son! You make me smile every day. May your 21st year be your best one yet. I love you!
Happy birthday, genius! Hope it’s the best one yet!
Happy 21st! You’re a delightful mix of adventure and ambition. Keep reaching for the stars, my son.
If there’s anyone who should have a perfect day, it’s you, son!
The path ahead may be full of rocky shores and wild storms, but you’ll weather everything with grit. Happy birthday!
We are so proud of you – Happy 21st birthday, son.
It’s your birthday, but you’re buying the drinks — because you can now! Happy birthday! No matter what happens, you’ll never be underage again! I love you.
Celebrate your 21st birthday in style, because you’re you!

Happy 21st birthday to the smartest, funniest, most beautiful girl/boy there is! Yes, you!
Gen-Z is growing up!
Look out, world, here she comes! My baby sister is 21!
Sweet 21 will be filled with fun! This surely beats your 16th birthday!
Happy 21st birthday! Remember, great freedom comes with plenty of responsibility. Have fun and live smart!
21 looks beautiful on you. May your beauty be as everlasting as the heavens. Happy 21st birthday!
Fun, fun, fun — You are now 21!
Cheers to 21 years of surviving the world’s craziness!
Happy 21st birthday! Your future looks bright. Become the shining example I know you can be.
Can’t quite believe you are 21! I remember you running around in nappies.
You’ll be 45 like me someday! Enjoy your youth, young man!
I hope that the path ahead is bright and kind to you, for you’re a great person who deserves the very best in life!
Happy birthday! You’re 21, and it’s fun, fun, fun!
Finally legal — after all these beers!
What’s this? It’s time for a proper celebration, complete with a round of legal birthday libations!
How time flies. Where’s that rewind button? Happy 21st birthday!
As you turn 21 today, I’m hoping that all the very best in life comes your way.
Wishing you an amazing 21st happy birthday! I’m glad that our paths crossed in this life.
Happy birthday! Celebrate the amazing person you are.
Today is a gift! That is why it’s called the present. Have a great birthday!
Congrats on getting another candle on the cake, bud!
Happy birthday! Time to shine bright.
Welcome to the final year, you can use your age as an excuse for bad behavior. Make it count!
Happy 21st! Your journey is full of promise. Don’t worry, I already know my present is your favorite. You should open the rest anyway—you know, to be polite.
Cheers to a bright and exciting future!
Happy 21st! My life’s adventures begin now.
Today, you are another year older, but hey, you’ve still got my eyes. Happy 21st birthday!
Cheers to another year of love and laughter with the people you adore!
Happy birthday! Remember, you can’t return to childhood any longer.

May this day be the start of something extraordinary. Have a great birthday!
Whatever happened? The past has gone, and the best is yet to come.
You’re one of my favorite people to celebrate. Happy, happy day to you!
Enjoy your first legal drink, first legal dance, and first legal romance. Happy 21st birthday!
How do you keep getting older but looking younger? Just one of the many amazing things about you!
Today, you are it! That is truer than true! No one is more special than you!
It took you 21 years to look this good. Enjoy your day, handsome/gorgeous!
Life is a great journey, so make sure you enjoy every mile.
The big 2-1! It is all downhill from here. Just joking! Happy birthday!
Welcome to your prime years! 21 is just the beginning of your new adventure. Happy birthday.
Today, you are 21, but you will always be my baby. Happy birthday, sweetheart!
You’ve so many choices left to make as you turn the corner past 21. Whichever path you choose, may it provide you happiness and success since you deserve it.
Now you can do everything fun that you’ve been waiting for. Happy 21st birthday!
I hope your day is terrific. Ensure you spend it with friends and family because they will always be around, whether today or in another 21 years. Happy birthday!
[name], congratulations! Let this day remind you how far you have come and how far you are going.
You rock. I love you. You are brilliant. Have I said enough yet? My warmest happy birthday wishes.
Sit back, take a drink, and enjoy. It’s your birthday. Have a blast!
You’re 21 and oh so ready to rock! Happy 21st birthday!
Welcome to adulthood… sort of. Happy 21st birthday!
See today as a launch pad for your future – it’s going to be awesome!
21 years ago, the world became a brighter place. Happy birthday!
Happy 21st birthday, [name]! As you begin this new chapter of your life, ensure you enjoy every part of it. Be a risk taker, make mistakes, and keep learning throughout. Looking forward to seeing where life takes you next!
Go now, and do amazing things! Happy 21st!

Today, you’re not getting older; you’re getting better. Enjoy your 21st year!
Your 21st year is the bridge between adolescence and adulthood. Cross it with grace and resilience.
To the laughter that never ends, the adventures that never stop, and the love that knows no boundaries. Cheers to 21!
If it were up to me, your wishes would all come true. Have the best birthday ever.
Life begins at 21; it’s time to live your dreams.
Congrats, [name]! Remember, adulthood is not a destination but a journey. May you enjoy every step.
Your 21st year is like opening a new chapter in your book of life.
You were born 21 years ago, and the world got better! Have a great birthday (and thanks)!
Twenty-one: a time to explore, experience, and embrace life’s adventures.
The world has been a better place for the last 21 years. Keep making a difference!
At 21, you are free to choose your adventure. Pick wisely!
Wishing you a lifetime of all the things that matter most! More than anybody else I know, you deserve the best. Happy 21st birthday!

Happy 21st Birthday Quotes Will Complete the Party!

Choosing a perfect gift is stressful enough. And let’s not forget the pressure of writing a note to accompany it! But don’t worry! These 21st birthday card messages are free for you to use. Turning 21 is a great milestone. Show some love!