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Birthday Cards for Sister

Browse our collection of birthday cards for sisters! What relationship in your life is more special than the one you share with your sister? No matter what stage of life you are both in, whether she is older, younger or even a twin, we have the perfect card to express your heartfelt birthday wishes. Our birthday cards for sisters cover the gamut from sweet and sentimental to funny and sarcastic.

We offer cards for milestone birthdays, pretty cards, sentimental cards, trendy cards, humorous cards and cards that can be customized to say just what you want. You can even add a picture to make your card truly one-of-a-kind. Don't settle for another generic card off the rack, create a personalized card that she'll cherish as a keepsake for years to come! Once you find the perfect birthday card for your sister, we'll print and mail it the next day!
Birthday Cards for Sister

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Shopper Testimonials
“Love these cards. They look great and arrive in perfect condition and very fast!”
Susan - Nov 1st, 2026
“We would be lost without Greeting Card Universe. What other greeting card company has endless selections, the added bonus of personalization and prices that cannot be beat. We highly recommend Greeting Card Universe to all those who are frustrated with the limited greeting card selections in brick-and-mortar stores.”
Kathryn - Nov 3rd, 2026
Cards per Page:
Cards: 4,861 Pages: 163
Most Popular Newest Show adult cards
Birthday For Sister High Heels And Skirt card
Sister 56th Birthday Pink Teacup with Lily of the …
Happy 25th Birthday Sister with Typewriter, Chicka…
Happy 96th Birthday, Sister, Monarch Butterfly car…
Sister, 47th, Happy Birthday, Mason Jar, Flowers, …
30th Birthday to Sister, Hot Dog with cute face, g…
Birthday Heart of Flowers for a Sweet Sister on he…
Happy 89th Birthday, Sister, Monarch Butterfly car…
Sister, 51st, Happy Birthday, Mason Jar, Flowers, …
Happy Birthday to Your Favorite Police Officer & S…
30th Birthday to Sister, Pomeranian smiling wearin…
Best Sister Ever 96th Birthday Typography in Pink …
Happy Birthday - Word’s Best Sis Mug card
Best Sister Ever 97th Birthday Typography in Pink …
Sister, 57th, Happy Birthday, Mason Jar, Flowers, …
Birthday to Sister with a Rraccoon Portrait and Fl…
Birthday Heart of Flowers for a Sweet Sister on he…
Birthday to Sister, humor, Goat sitting in a cart …
Happy 88th Birthday or a Stunning Sister, Purple A…
Birthday Greetings for Sister- No Limits-Girl and …
Sister Birthday Greeting With Female In A Stylish …
Sister, 67th, Happy Birthday, Mason Jar, Flowers, …
Birthday Sister, Pink and yellow flowers,outside,g…
Happy 62nd Birthday Sister with Typewriter, Chicka…
Happy 64th Birthday Sister with Typewriter, Chicka…
Sister, 16th, Happy Birthday, Mason Jar, Flowers, …
Best Sister Ever 28th Birthday Typography in Pink …
Black Pug Waiting for Playtime--Sister Birthday ca…
Best Sister Ever 29th Birthday Typography in Pink …
Happy 72nd Birthday Sister with Typewriter, Chicka…
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