Here is a list of the 125 greatest 21st birthday messages of all-time along with some free birthday card images to share via email or on Facebook.
#1 It’s the big day for someone special! Happy 21st birthday, to a person who fills the room with sunshine and laughter.
#2 Happy 21st birthday, to a sweet, kind, beautiful soul. Every day that I’ve known you has been a gift.
#3 May all of your birthday wishes come true on this special day as you turn 21. You are a rare and wonderful person, and I’m so blessed to know you.
#4 As each year goes by, I’m more amazed by the wonderful person you’ve become. Happy 21st birthday, to a truly beautiful and talented soul.
#5 Today is a beautiful day because 21 years ago you were born. We love you so much and we’re so grateful to have you in our lives. Happy birthday.
#6 Happy 21st birthday, to the person who always has a kind word to say, a shoulder to cry on, and a voice of reason. You are so many things to so many people.
#7 Today is the big day! Let the music play and the good times begin! Happy 21st birthday, to the life of the party.
#8 May all of your wishes come true today and always. Happy 21st birthday, to one of the most thoughtful, caring, wonderful people I’ve ever been blessed to know.
#9 Here’s to another year of silly jokes, fun pranks, and great conversations. Happy 21st birthday, to the most fun person we know.
#10 Happy, happy 21st birthday! Someone as wonderful as you deserves all the best this year has to offer. May this year be filled with new blessings for you.
#11 May your 21st year be filled with new adventures, new friends, and the fulfillment of all your dreams. Happy birthday!
#12 It’s your big day, and that means big celebrations, big cakes, big hugs, and a great big birthday cheer! Happy 21st birthday!
#13 May your 21st birthday be filled with all the love and warmth you radiate every day. We are so grateful to know someone as great as you. Happy birthday!
#14 Happy 21st birthday, to the person who always knows just what to say. We are so blessed and thankful to have you in our lives.
#15 21 years ago, God blessed us with you. Since then, every day has been a gift. Wishing you a very happy 21st birthday.
#16 Here’s to another great year! May your 21st year be filled with dreams realized, friends made, and happiness aplenty. Happy birthday!
#17 Happy 21st birthday, to a truly wonderful person. Every day, you bring blessings, light, and happiness to those around you. May today be beautiful.
#18 Every day spent with you is a treasure. May your special day be filled with laughter and lasting memories. Happy 21st birthday.
#19 On your special day, may you find yourself surrounded by those who love you most. Happy 21st birthday to a wonderful person.
#20 Blow out the candles, make a wish, and may all good things come true for you. Happy 21st birthday to someone very special.
#21 May you feel the light of God’s blessings every day, and may you always have something to celebrate. Wishing you a very happy 21st birthday.
#22 May your birthday be every bit as magical, beautiful, and sweet as you. Happy 21st birthday.
#23 You are always there when someone needs a friend, a kind word, or a loving embrace. Happy 21st birthday. May you day be truly blessed.
#24 Here’s to all the great memories we’ve shared, and to all the great ones yet to come. Happy 21st birthday!
#25 Candles, wishes, cakes and cards. May your 21st birthday be filled with all the love you give to others each day.
#26 It’s time to celebrate…21 years of friendship. 21 years of joy. 21 years of laughter. 21 years of YOU! Happy birthday.
#27 Happy birthday, to someone who always puts others first. Today is a special day all about you! Happy 21st birthday.
#28 It’s been such an honor knowing a person as caring and beautiful and smart as you. Happy 21st birthday.
#29 Happy 21st birthday. Here’s to a great year. May your God-given talents take you as far as your wildest dreams.
#30 Happy 21st birthday. May you continue to be blessed the way that your presence blesses others. We love you so much.
#31 Happy 21st birthday, to someone I am so grateful to know. You make the lives of everyone around you better each day.
#32 Happy 21st birthday, to a caring and compassionate soul. We are so impressed with the person you’ve become, and look forward to seeing all of the great things you’ll do in life.
#33 Happy birthday, to a person we are so blessed to know. May your 21st year be filled with only the best.
#34 Today as you turn 21, may you look back on how far you’ve come, and look forward to all you will achieve. Happy birthday! I’m so proud of you.
#35 Wishing the happiest 21st birthday, to the silliest, kindest, wittiest person I know. May your day be great!
#36 May all of your birthday wishes come true today. You deserve only the best life has to offer. Happy 21st birthday.
#37 Blow out the candles, make a wish, and have the time of your life. Happy 21st birthday, to the life of the party.
#38 Every day, we’re so impressed with the person you’ve become. It’s a joy to have you in our lives. Happy 21st birthday.
#39 Today and always, may your day be filled with the Lord’s light, and the company of good friends. Wishing you the happiest 21st birthday!
#40 Happy 21st birthday, to the most thoughtful, caring, loving person we have ever been blessed to know. May your day be filled with all of the love you give to others each day.
#41 It’s your 21st Birthday! Cheers to you and a decade of adventures!
#42 Happy 21st Birthday, to our newest adult! We’re so proud of you, and can’t wait to see all the places you go.
#43 Your 20s are a time of change, a time of growth, and a time of adventure. Stay curious! Happy 21st Birthday!
#44 Happy 21st Birthday! Be kind to yourself as you grow, practice patience in decision-making, and have faith that you’re on the path meant for you. Have a wonderful day.
#45 You are an adult now, so it’s time we let you in on a secret: None of us know what we’re doing! Happy 21st Birthday, enjoy the ride!
#46 You’re waking up an adult today, but don’t worry you have your whole life to figure out how exactly to be one. Happy Birthday!
#47 Happy 21st Birthday and welcome to becoming an adult! Cheers!
#48 Your 21st birthday is an exciting time. Lots to learn, lots to reflect on, and lots to celebrate. Have a wonderful day, Happy Birthday!
#49 Happy 21st Birthday! I hope you get all the gifts you’re wishing for, and hope you shower yourself with self-love all decade long! Enjoy your day!
#50 People say your 20s are the best time of your life. Go out there and prove them right! Happy 21st Birthday!
#51 On your 21st Birthday you’re finding yourself on the starting line of your destiny. You can do anything you set your mind to. Dream Big! Happy Birthday!
#52 You are 21! The world has been waiting for you, give it all you got! Happy Birthday!
#53 As you enter this new life chapter I could not be more proud of who you are. You are a star and I will always be here to cheer you on. Happy 21st Birthday!
#54 You’ve always been wise beyond your years. Maybe now you can show us adults a thing or two. Happy 21st Birthday!
#55 You’ve always had such drive and such focus. I hope you keep that up in your new life chapter and watch all of life’s doors fly open for you. What an exciting time! Happy 21st Birthday!
#56 Happy 21st Birthday, to an old soul. It’s your time to shine!
#57 Today is your time to be selfish and do only the things you want, all decade long. Happy 21st Birthday!
#58 As you enter the most exciting and turbulent decade of your life remember to enjoy the ride. Life is what happens between the milestones. Happy 21st Birthday!
#59 Happy 21st Birthday and welcome to adulthood. We’re allowed to have wine and make decisions. It’s weird here, you’ll like it. Cheers!
#60 Happy 21st Birthday! May it be full of guilty pleasures and lots of love. Enjoy your day!
#61 You are such an impressive young person, I can’t wait to see all that you do as you enter adulthood. Happy 21st Birthday!
#62 As you enter your new stage of life always remember your one secret weapon that’s forever on your side, me! I can’t wait to see all the adventures you get into. Happy 21st Birthday!
#63 You’ve always been a wild child and I hope you stay that way forever. Happy 21st Birthday!
#64 Happy 21st Birthday! Congrats on meeting this milestone with so much power and grace. Great things are in store!
#65 You have endless potential, I cannot wait to see what you do with it all! Happy 21st Birthday!
#66 They say that every journey begins with a single step. I hope you get a running start on this new life chapter. Happy 21st Birthday!
#67 Welcome to 21! May it be all the joy, pleasure, and fulfillment you’re hoping for. Happy Birthday!
#68 Welcome to your new life chapter. May you fall in love with ideas, and places and people, and yourself all decade long. Happy 21st Birthday!
#69 Happy 21st birthday, to the sweetest young adult. The world is your oyster, and I know you’ll do such great things. Have a wonderful day!
#70 May this new life chapter be fruitful and fulfilling and lots of fun! Happy 21st Birthday!
#71 Your 20s are the most fun time of your life. Soak it all up! Happy 21st Birthday!
#72 Don’t leave a single stone unturned this decade. The world is yours for the taking. Happy 21st Birthday!
#73 Welcome to a new life chapter and a decade of curiosity. Follow your heart, smell the roses, and be unapologetically you. Happy 21st Birthday!
#74 Happy 21st, to an impressive young person. We are so proud of you and all that you do. Cheers to a new life chapter!
#75 Happy 21st Birthday! I hope you enjoy each day and each new lesson it brings.
#76 I hope you have a wonderful 21st Birthday! Embrace this new life chapter with all that you’ve got. The world is yours for the taking!
#77 Happy 21st Birthday! You make me so proud. I hope this new life chapter brings you all the joys that you deserve.
#78 Very few years in your life are as sweet as the 21st. Enjoy it! Happy Birthday!
#79 Happy 21st Birthday! You have so much to look forward to in this new life chapter. Let your self exercise it all!
#80 There is a sense of freedom that comes with turning 21. Enjoy it before being an adult kicks in! Happy Birthday!
#81 You are an adult now. I couldn’t be more proud of you! Happy 21st Birthday!
#82 Your drive and determination have always been so inspiring to see. I can’t wait to watch you set adulthood ablaze. Happy 21st Birthday!
#83 Happy 21st Birthday! You’re now an adult everywhere in the world. Cheers to an exciting time!
#84 I hope you have a night you can’t forget…and please call me at any time if you need help or a ride! Stay safe and enjoy your special day! Happy 21st Birthday!
#85 This new chapter will bring you a lot of firsts. May they all be great! Happy 21st Birthday!
#86 Happy 21st Birthday, to the most impressive young adult. Wishing you so much luck in your new chapter.
#87 Hope your celebration is fantastic! Have a wonderful day. Happy 21st Birthday!
#88 I hope you get showered in gifts and champagne today! Nothing less will do. Happy 21st Birthday!
#89 May luck be at your feet as you embark on this new chapter, and may it follow you all through the decade. Happy 21st Birthday!
#90 Being an adult may seem intimidating, but all you need to know is that if you’re happy, you’re doing it right! Happy 21st Birthday!
#91 May you live each day of your 20s with the full awareness that these are some of the best days of your life. May they live up to the expectation. Happy 21st Birthday!
#92 We celebrate you every day, the only difference today is that you get to cheers with us. Happy 21st Birthday!
#93 Happy 21st Birthday, to a shining star. The world is blessed to have you on its team. I can’t wait to see all the great things you do!
#94 Your future is calling! Go and meet it with a full heart. Happy 21st Birthday!
#95 Turning 21 is such a special moment. It’s a milestone worth celebrating. Hope you have a wonderful day!
#96 Cheers to you on your 21st birthday! You’re in for an adventure. Have a wonderful day!
#97 One year older and one year wiser! May you keep learning and growing, and reaching new highs all decade long. Happy 21st Birthday!
#98 Take a moment to appreciate this milestone today. It only comes once in a lifetime. Happy 21st Birthday!
#99 The years go by so fast, I can’t believe you’re 21! This is the decade when you learn just how quickly time flies. Make every second count! Happy Birthday!
#100 In this new chapter you should go to great lengths to explore all the things you love and enjoy. Your 20s are a playground, have fun with them! Happy 21st Birthday!
#101 I hope you enjoy your special day as much as I have enjoyed watching you grow into the adult you are today. You are so loved. Happy 21st Birthday!
#102 I hope your day is carefree and fun. Forget all the little worries and just celebrate the year to come. Happy 21st Birthday!
#103 You have all the tools and all the smarts to get anywhere you’d like to go. There is nothing in this world you can’t do! Happy 21st Birthday!
#104 Turning 21 means you’ve reached an age where no one can tell you what to do. It comes right before the age when you want someone to tell you exactly what to do. Welcome to adulthood. Happy Birthday!
#105 I am very happy you like roller coasters, you’re about to go one the biggest one yet. Happy 21st Birthday, enjoy the ride!
#106 In your 20s, let things change, let things go, and let things be. Don’t put too much emphasis on permanence. Some of the most beautiful things in life come out of change. You’re in for a lifetimes of experiences. Happy 21st Birthday!
#107 Turning 21 is a big deal. But it should feel more like excitement then pressure. Enjoy your special day, Happy Birthday#108 You have an unwavering will power that is so impressive. We are so proud of all that you do. Happy 21st Birthday!
#109 Happy 21st Birthday! Keep your heart and your mind open each day. Make room for all the beautiful things coming your way. Have a wonderful day!
#110 The day you turn 21 is such a unique time in your life. It’s a threshold between adulthood and everything that came before it. I hope you take the time to reflect on all the moments that built you into the person that you are today. You are about to start the rest of your life. You were born for this. Happy Birthday!
#111 Happy 21st Birthday! Dream big, laugh often, and love every chance you get. Have a wonderful day!
#112 On your 21st birthday the best advice I can give you is, drink more water! You will need it now that you’re officially aging. Happy Birthday!
#113 Now that you’re 21 we’ll all be wishing to live vicariously through you. Show us a good time! Happy Birthday!
#114 Adulthood is full of changes, but with the ones we love by our side we can take on any challenge. You are so loved by all of us. Happy 21st Birthday!
#115 Your first 21 years shaped you into the amazing human that you are today. Over the next 21 years you will be shaping the world around you. I am so excited to see what you make of it. Happy Birthday!
#116 You will be receiving a lot of advice today, so I just want to wish you a wonderful day. Spoil yourself with all your favorite things and think about tomorrow, tomorrow. Happy 21st Birthday!
#117 Happy 21st Birthday, to an all-star. So many beautiful things are in store! Have a wonderful start to a new chapter. Enjoy your day!
#118 Hope your 21st Birthday is fun, special, and hangover free! Happy Birthday!
#119 Happy 21st Birthday! Get ready to unlearn everything you thought you new. It’s going to be a decade to remember.
#120 I hope you spend this day exactly how you want to. I hope you spend this decade exactly how you want to. It’s a beautiful thing to be young and free. Happy 21st Birthday!
#121 Happy 21st Birthday! One word of advice, none of us follow our own advice. Live it up your own way!
#122 You’re young and good-looking and completely free! I’m not sure what more you could wish for, but whatever it is may you get that too. Spoil yourself all year long! Happy 21st!
#123 You are 21! Where did the time go? You will always be our baby, but we’ll have to let you officially be an adult now. Happy Birthday!
#124 Happy 21st Birthday! What a special day. Enjoy it!
#125 Your 20s are like the sweetest summer days of your life. Enjoy them thoroughly. Happy 21st Birthday!
#126 Ah, to be young again. Happy 21st Birthday! You’re in for an adventure.
#127 Being 21 is one of life’s privileges. Don’t take it for granted. Happy Birthday!
#128 Walk into adulthood with your head held high. You have grown into a hard working, selfless, beautiful person, and it is such a privilege to know you. Happy 21st Birthday!
#129 Adulthood will pose many questions, present many paths, and offer endless vices. All you can do is live intentionally and make the decisions that make you the happiest. Happy 21st Birthday!
#130 With great freedom comes great responsibility. Start embracing that mantra tomorrow, today enjoy the freedom. Happy 21st Birthday!
Please take a moment to pin this post to Pinterest.
Keith Miller has over 25 years experience as a CEO and serial entrepreneur. As an entreprenuer, he has founded several multi-million dollar companies. As a writer, Keith's work has been mentioned in CIO Magazine, Workable, BizTech, and The Charlotte Observer. If you have any questions about the content of this blog post, then please send our content editing team a message here.