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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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Birthday (191,588)
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Shopper Testimonials
“Am very pleased with the 85th birthday card I selected.”
Mary - Tucson, AZ - Oct 30th, 2026
“Cards were exactly what I ordered. The personalization was perfect. Will definitely buy again.”
Christine - Nov 2nd, 2026
Cards per Page:
Cards: 4,835 Pages: 162
Most Popular Newest Show adult cards
Hey Sister, its Your 42nd Birthday, Sea Shells and…
Happy 41st Birthday, Sister, Monarch Butterfly car…
Happy 16th Birthday to a Special Sister, Orange fl…
Sister, 17th, Happy Birthday, Mason Jar, Flowers, …
Wish Happy Birthday to Your Tennis Player Sis! car…
Sister, 18th, Happy Birthday, Mason Jar, Flowers, …
Happy 14th Birthday to a Special Sister, Orange fl…
Sister, 19th, Happy Birthday, Mason Jar, Flowers, …
Sister, 22nd, Happy Birthday, Mason Jar, Flowers, …
Hey Sister, its Your 37th Birthday, Sea Shells and…
Sister’s 11th Birthday Anime Gamer Girl card
Happy Birthday Sister Night with Fungi Flowers Moo…
Best Sister Ever 34th Birthday Typography in Pink …
94th Happy Birthday Sister, Magnolia Blossom card
Birthday Heart of Flowers for a Sweet Sister on he…
Happy 12th Birthday for a Sister, Rudbeckia flower…
Happy 16th Birthday, Sister, Monarch Butterfly car…
Best Sister Ever 36th Birthday Typography in Pink …
Hey Sister, its Your 33rd Birthday, Sea Shells and…
For a Sweet Sister on Her 22nd Birthday, Starfish …
Little Sister, Happy Birthday, Skipper Butterfly o…
Fun Loving Sister - Celebrate Fun Times Together -…
Happy 15th Birthday for a Sister, Rudbeckia flower…
Sister 16th Birthday Pink Teacup with Lily of the …
I Love You More than Cupcakes Birthday for Sister …
Hey Sister, its Your 98th Birthday, Sea Shells and…
Happy 16th Birthday for a Sister, Rudbeckia flower…
Sister 17th Birthday Pink Teacup with Lily of the …
Happy 17th Birthday for a Sister, Rudbeckia flower…
Sister 18th Birthday Pink Teacup with Lily of the …
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