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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 (191,718)
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Shopper Testimonials
“A wonderful selection of beautiful cards for all occasions. Personalizations come out perfect. Shipped quickly and with upmost care. Best place to order cards.”
June - Nov 2nd, 2026
“Cards were exactly what I ordered. The personalization was perfect. Will definitely buy again.”
Christine - Nov 2nd, 2026
Cards per Page:
Cards: 4,861 Pages: 163
Most Popular Newest Show adult cards
Happy Birthday for a wonderful Sister, Seashell ca…
Happy 39th Birthday, Sister, Monarch Butterfly car…
Happy Birthday Sister, Sunset and Heart card
For my Sister, Happy Birthday wishes, Tulips card
Happy 12th Birthday to My Sister Party Cake card
Funny Sister Birthday I Smile Because You’re My Si…
Happy 36th Birthday or a Stunning Sister, Purple A…
Happy Birthday for my little Sister, Fawn, whiteta…
Sister Happy June Birthday Pastel Roses June Birth…
Birthday - Sister - Cake with Roses and Candles ca…
Landscape with Wildflowers - Happy Birthday Sister…
Naughty Puppy Sleeping--Birthday for Little Sister…
Sister Happy Birthday with a Glass of Rose Wine an…
Hand Lettered Sister Birthday November Chrysanthem…
Happy 68th Birthday to a Special Sister, Orange fl…
Birthday for sister, hearts in soft colors card
Hand Lettered Birthday for Sister Monthly August O…
Happy Birthday to my Sister- Blue Columbine card
Happy birthday to my Sister, roses card
Sister Birthday Pink Flowers card
To a very special sister, happy birthday, floral a…
Lovely Rose for My Sister Birthday Card
Big Sister Birthday Pretty Little Girl with Puppy …
White Flower Sister Birthday Card
Sister 18th Birthday traditional card
Sister’s Birthday Card with Aged Hands and Bible c…
Dutch tulip on wooden shoe for Twin Sister’s birth…
45th Birthday, Sister, with Magnolia card
96th Birthday, Sister, Pink Rose card
Sister Birthday Delicate Pastel Flowers card
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