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21st Birthday Cards

Drink ... drank ... drunk? Not too much, we hope. Send a 21st Birthday Card to someone who has hit that milestone like a boss and is ready to celebrate. Choose from 790+ exceptional designs, add your personal message, and we'll mail it next business day. Throwing a party? No worries. We have 21st Birthday Party Invitations, too. Yeah, 'cause we're cool like that.

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Birthday (161,796)
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“Cards from Greeting Card Universe just can't be beat. The selection is fabulous and you don't have to spent time standing in front of a store's greeting card selection which just never seems to have what I want. It rates 100% in my book.”
Mitch - Nov 16th, 2017
“This card was perfect for the occasion. Couldn't find anything like it in stores. The personalization was great and much appreciated by the recipients. I now know where to shop for special occasion cards in future. delivery was prompt.”
Mary - Nov 16th, 2017
Cards per Page:
Cards: 664 Pages: 23
Most Popular Newest Show adult cards
21st Birthday Cosmo Humor card
Customize: Inside text only
Inside Text: Just kidding... I’ll buy you one! Happy Birthday!
Artist: ©totallypainted
Product Id: 183343
21st Birthday Bucket of Beer Custom Name card
Customize: Cover text, inside text
Inside Text: Drink it all in ... Your twenty-first birthday only comes once in a lifetime!
Artist: ©Doreen Erhardt
Artist Notes: Fun Custom Birthday Card for the person turning 21, the legal drinking age! Done in gold hues with a bucket of beer, confetti, and balloons. Some elements by Freeimages in the U.K.
Product Id: 1015307
21 years old - Birthday Taco humor card
Customize: Inside text only
Inside Text: Hope your birthday is el grande!
Artist: Corrie Kuipers
Artist Notes: Cute cartoon of a kawaii taco with party hat on a red background with the text "Ay Caramba! You're turning 21, let's taco 'bout it." Fun birthday card for everyone!
Product Id: 1155952
Birthday - 21 card
Customize: Inside text only
Inside Text: Hey, you’re legal now! Put down the cake and ice cream and go celebrate! Have a safe and happy 21st Birthday!
Artist: Teri Francis
Product Id: 87635
Birthday 21 Year Old Custom Personalized Name Stac…
Customize: Cover text, inside text
Inside Text: Hope your Birthday is stacked high with fun. Happy 21st Birthday!
Artist: Teri Nelson Kuster
Artist Notes: The long anticipated Birthday of 21 is finally here for your Daughter, Granddaughter, Niece, Friend or other Family Member and you want a very special card to say Happy 21st Birthday to them with. This little five layer cake, filled with hearts, bows, swirls, and the repeated number 21 will be one that will be treasured by this special Birthday person. Their name will appear at the bottom of the card, you simply type it in as you order the card, personalizing it for them alone. Your inside wording to the new 21 year old is "Hope your Birthday is stacked high with fun. Happy 21st Birthday!"
Product Id: 1378380
Birthday for 21 Year Old, The BIg 21 with Custom N…
Customize: Cover text, inside text
Inside Text: Happy 21st Birthday! Hope all of your fondest dreams come true!
Artist: Teri Nelson Kuster
Artist Notes: Turning 21 is an important Birthday and one that everyone loves to celebrate. Add to the excitement of someone special turning 21 by giving them this vividly colored and fun card with the wording "The Big 21". The background is a rich royal blue with the number 21 centered in huge turquoise striped and green polka dot numbers. There is a flame atop the one, making it serve as a Birthday candle also. Below the number, 21, is the space to add the Birthday celebrant's name, by typing it there as you order their card. The inside wording of the card is "Happy 21st Birthday! Hope all of your fondest dreams come true!"
Product Id: 1385660
21st Birthday for Her Trendy Bling Turquoise Dress…
Customize: Inside text only
Inside Text: Girl ... Let your inner DIVA out!
Artist: ©Doreen Erhardt
Artist Notes: The big 21st birthday and this card is perfect for the gal who is a girly kinda lady, this birthday card features a modern turquoise and white with hints of black and silver.
Product Id: 1210380
Happy 21st Birthday - Blue diamond card
Customize: Inside text only
Inside Text: The best is yet to come - May this wonderful day be a brilliant start to the rest of your life. Happy 21st Birthday!
Artist: © Red Rose Digital Art
Artist Notes: This modern Happy 21st Birthday greeting card features a large glass-effect 21 layered on a soft blue diamond gradient. Minimalist and trendy!
Product Id: 128325
21 Year Old Happy Birthday, Chalkboard Look card
Customize: Inside text only
Inside Text: You are now 21-derful years old! Hope your birthday is as wonderful as you are.
Artist: Sandra Rose Designs
Artist Notes: A twenty-one year old can be a very special time - especially since the person is now 21-derful! Black and white, chalkboard look, this card is perfect for man or woman turning 21 years old.
Product Id: 1122138
Butterfly Reflections Daughter 21st Birthday card
Customize: Inside text only
Inside Text: From the time you were a little girl you were special with a light and charm that shines above all others Many parents say this of their daughters but in your case, it’s true! And now a beautiful woman ready to share her light with the world you are wished every dream come true on your birthday and every day! Happy birthday dear Daughter!
Artist: Penny Cork
Artist Notes: A pretty way to share your thoughts on your daughter's birthday. Please feel free to add to, or change, the inside message to create a card that is uniquely your own.
Product Id: 425788
Happy birthday - 21 years old card
Customize: Inside text only
Inside Text: now 21 doesn’t sound so bad, does it? HAPPY BIRTHDAY!!
Artist: Corrie Kuipers
Product Id: 277491
21st Birthday Religious Swirls, Red and Black card
Customize: Inside text only
Inside Text: Let them rejoice before God: yes, let them exceedingly rejoice. Psalm 68:3 What a great day to have fun ... What a great day to celebrate ... What a great day to be blessed by the wonderful gift of YOU! Happy 21st Birthday
Artist: Sandra Rose Designs
Artist Notes: 21st Birthday Religious Card is great for either a guy or girl. Black and red Christian message is very current and will be appreciated as they turn 21 years old.
Product Id: 1092428
Add a name, 21st birthday with candles card
Customize: Cover text, inside text
Inside Text: Happiness, laughter and loads of fun. Wishing you a birthday full of all good things!
Artist: Norma Cornes
Artist Notes: Add a name to customize this card with burning candles on a cupcake. A great birthday cake on a 21st birthday card, suitable for a man or a woman.
Product Id: 1174262
Happy 21st Birthday! card
Customize: Inside text only
Inside Text: It’s sad to think that in just a few short hours you’ll be hugging one of these! HAPPY 21st BIRTHDAY!
Artist: graphicdoodles
Product Id: 146076
21st - Birthday - OMG - Alphabet Art card
Customize: Inside text only
Inside Text: Turning 21 is a once in a lifetime event. I hope yours is a celebration of a lifetime. Happy Birthday!
Artist: ABC by Sue
Product Id: 862277
Fashionable Girl, 21st Birthday card
Customize: Inside text only
Inside Text: Wishing you loads of fun on this special day when you turn 21!
Artist: ©Liz Van Steenburgh
Artist Notes: Celebrate a special young lady's 21st birthday with this lovely card, which features a pretty girl with long hair wearing a fancy dress and high heels on a blue background with subtle square pattern. At the top of the card is a bunch of colorful balloons and streamers. Graphic by DigitalVintageDreams
Product Id: 1363954
21st Birthday Pink Roses Polka Dots Gold Stripes c…
Customize: Inside text only
Inside Text: As you turn twenty-one on this special day, may every happiness come your way. Sending good wishes, hugs and kisses, too, for a birthday that’s special, just like YOU!
Artist: ©Liz Van Steenburgh
Artist Notes: A 21st birthday card with the number 21 embellished with pink roses against a pink, gold and white background with polka dots and stripes. The Happy Birthday text is in a black frame with pink border.
Product Id: 1478388
Birthday for 21 Year Old, The Big 21 with Polka Do…
Customize: Inside text only
Inside Text: Happy Birthday!
Artist: Teri Nelson Kuster
Artist Notes: What soon to be 21 year old wouldn't love this card for their extra special 21st Birthday? They will love the large, bold and colorful numbers 2 and 1, that pop out of the black background. The two is bright turquoise and the 1 is green with turquoise polka dots. The 1 is also a Birthday candle, with a small yellow flame at the top, which radiates out rays of yellow across the background. The words on the cover are "The big 21" and the inside wording is a simple "Happy Birthday!"
Product Id: 1172702
Ducks Singing Happy 21st Birthday To You, Happy Bi…
Customize: Inside text only
Inside Text: I hope your 21st birthday is just ducky.
Artist: Amy Hadden
Product Id: 1096104
OMG! you’re turning 21! card
Customize: Inside text only
Inside Text: I can’t believe how time flies! Happy birthday!
Artist: Corrie Kuipers
Product Id: 202688
Keep Calm You’re Only 21 Birthday card
Customize: Inside text only
Inside Text: I hope your day is amazing! Happy Birthday!
Artist: Hailey Allen
Artist Notes: If you would like this "Keep Calm You're Only 21" card in a different color, please contact me and I will be happy to recolor it for you.
Product Id: 949454
21st Photo birthday card, Flowers and butterflies …
Customize: Cover photo, inside text
Inside Text: Wishing you a birthday Filled with happiness Brightened by rainbows And warmed by love. Happy Birthday
Artist: Norma Cornes
Artist Notes: A photo card that will delight the recipient.A gorgeous scrap-booking crafts-look card. With lots of flowers and butterflies, this card is sure to delight. Note, this card is printed, not hand made. Copyright Norma Cornes.
Product Id: 947598
Birthday - cake & candle 21 card
Customize: Inside text only
Inside Text: congratulations on your 21st birthday !
Artist: Corrie Kuipers
Product Id: 61538
21st Birthday Little Springy Cartoon Cow card
Customize: Inside text only
Inside Text: Just Because I Ate ALL the Candy ... DOES NOT make me a Piñata! Happy Birthday! Party ’til ya Pop!
Artist: Nicole Spencer
Artist Notes: Card can be customized to fit your needs and occasion. If there is a specific age you are looking for-- let me know and I can add it for you! Thanks for looking! =)
Product Id: 955667
Happy 21st Birthday. Cute Birthday Card
Customize: Inside text only
Inside Text: ... doing what you want, being who you are, living how you like. THE WORLD IS YOURS! Lucky you! Lucky world! Happy Birthday!
Artist: Mairin Studio
Original image by:
Maridav/Bigstock.com
Artist Notes: Fun Birthday Card for a young and sassy lady who is celebrating her 21st birthday.
Product Id: 1202986
Happy 21st Birthday, You’re Going to Rock 21 card
Customize: Inside text only
Inside Text: You’re going to rock 21! Happy Birthday.
Artist: Amy Hadden
Artist Notes: Fun birthday card for a friend or loved one who is turning 21. Tell them that they are going to rock 21.
Product Id: 1492222
21st Birthday, Zombie Hand writing a message in dr…
Customize: Inside text only
Inside Text: Happy 21st Birthday!
Artist: Moonlake Greetings
Artist Notes: A zombie hand popping out of the soil to write a happy birthday message, a fun birthday card for the zombie lover (can you love zombies?) perhaps a zombie card for the zombie fan.
Product Id: 1433540
Zebra Print Kaleidoscope Design for 21st Birthday …
Customize: Inside text only
Inside Text: Wild Thing!
Artist: Christi Madden
Artist Notes: This is one mixed up zebra! Take a zebra print and run it through a kaleidoscope, and what do you get? A wild and wonderful way to to tell your wild thing “Happy Birthday,” that’s what!
Product Id: 1166308
Happy 21th Birthday Circles and Flowers card
Customize: Inside text only
Inside Text: Wishing you all the best today and throughout the coming year! Happy Birthday
Artist: Marcee J. Duggar
Artist Notes: Happy 21st Birthday Card with Circles and Flowers. All embellishments and Textures are rendered digitally and not tangible items.
Product Id: 956719
Happy 21th Birthday Circles and Flowers card
Customize: Inside text only
Inside Text: Wishing you all the best today and throughout the coming year! Happy Birthday
Artist: Marcee J. Duggar
Artist Notes: Happy 21st Birthday Card with Circles and Flowers. All embellishments and Textures are rendered digitally and not tangible items.
Product Id: 956719
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