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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 (188,452)
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Shopper Testimonials
“Thank you. The card was lovely and I am so happy with it.”
Teresa - Oct 12th, 2025
“Second card that I’ve ordered, and I couldn’t be happier. Great quality cards.”
Diana - Oct 12th, 2025
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Cards per Page:
Cards: 4,652 Pages: 156
Most Popular Newest Show adult cards
For Sister on 75th Birthday Custom Petunia Rose Wr…
Sister, 78th, Happy Birthday, Mason Jar, Flowers, …
Happy 85th Birthday Sister with Typewriter, Chicka…
Happy 73rd Birthday, Sister, Monarch Butterfly car…
Happy 21st Birthday to My Sister Party Cake card
Sister, Birthday - Cupcake in green cup card
Birthday for Sister, Bicycle, Rabbit, Flower Baske…
Happy birthday sister watercolor cat blue eye card
Happy 58th Birthday to a Wonderful Little Sister, …
Happy Birthday Sister Pastel Bouquet card
Happy 78th Birthday or a Stunning Sister, Purple A…
Exotic flowers in a vase - Sister Birthday card
Happy Birthday to my wonderful Little Sister card
Believe In Angel Magical Sister Birthday card
Sister - Four Letter Words - Birthday card
63rd Birthday, Sister, Pink Rose card
Big Sister Happy Birthday Pretty Princess with Pre…
65th birthday for sister, with a stitched flower c…
85th Birthday for Sister, Pearls and Petals card
Sister, 61st, Happy Birthday, Mason Jar, Flowers, …
Happy Birthday to a Wonderful Twin Sister, Peach r…
Best Sister Ever 63rd Birthday Typography in Pink …
Best Sister Ever 77th Birthday Typography in Pink …
Sister Happy Birthday from your Pageant Princess S…
Add a picture, sister birthday with pink rose and …
Fifty Fifth Birthday Card Cartoon Bear My Sister’s…
Happy Birthday Sister - Fuchsia & Black Flower car…
Happy 12th Birthday to Sister Pretty Ballerina car…
Cute Birthday For Sister Cartoon Watermelon Slice …
Happy Birthday Sister February Pink Iris Flower ca…
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