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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 (187,216)
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Shopper Testimonials
“Thank you SO much for doing such a great job on this card I ordered from you! Our daughter loved it ;) It turned out amazing, we are VERY pleased!”
Yolanda - Aug 17th, 2025
“Got this to match a baby sunflower dress & hat for my son-in-law brother & wife baby girl after boys. She loved it said it was so cute!”
Cynthia - Aug 24th, 2025
Cards per Page:
Cards: 4,630 Pages: 155
Most Popular Newest Show adult cards
Sister 14th Birthday Polka dots card
Happy 38th Birthday to a Wonderful Little Sister, …
Happy 81st Birthday for a Sister, Rudbeckia flower…
Sister 15th Birthday Polka dots card
Happy 37th Birthday to a Wonderful Little Sister, …
Happy 82nd Birthday for a Sister, Rudbeckia flower…
Happy Birthday Sister, Baby Geese card
15th Happy Birthday Sister, Magnolia Blossom card
Happy 36th Birthday to a Wonderful Little Sister, …
Happy 83rd Birthday for a Sister, Rudbeckia flower…
Sister Happy Birthday with Candles and Cupcakes Si…
Happy 24th Birthday to a Special Sister, Orange fl…
Birthday,Sister, Bright Vivid Yellow Black-eyed Su…
Happy 35th Birthday to a Wonderful Little Sister, …
Happy 23rd Birthday to a Special Sister, Orange fl…
Happy 34th Birthday to a Wonderful Little Sister, …
Sis Happy BIrthday - Vintage card
Wish Happy Birthday to Your Vollyeball Player Sis!…
Big Sister, Happy Birthday, Butterfly on Brown eye…
Happy 44th Birthday, Sister, Monarch Butterfly car…
Happy 22nd Birthday to a Special Sister, Orange fl…
Happy Birthday Sister - Art Nouveau Dinesh Bird ca…
Birthday Sister Country Flower Bouquet and Honey J…
Happy Birthday,Sister ,Monarch Butterfly card
For a Sweet Sister on Her 29th Birthday, Starfish …
Birthday For Sister Sewing Fabric Patches card
Happy 21st Birthday to a Special Sister, Orange fl…
Sister 16th Birthday Polka dots card
Sister Happy June Birthday Roses and Lemons Cake c…
Hey Sister, its Your 43rd Birthday, Sea Shells and…
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