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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 (187,265)
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Shopper Testimonials
“Great cards. Customization made it great!”
Patricia - Aug 22nd, 2025
“Very pleased with my card! Will be doing it again sometime.”
Kathy - Aug 24th, 2025
Cards per Page:
Cards: 4,631 Pages: 155
Most Popular Newest Show adult cards
Religious Birthday for My Sister Blessing Pink Flo…
Customizable- Happy Birthday for Sister-Love Sprou…
Sister Birthday Butterfly Bible Verse card
Sister’s birthday photo card with lily of the vall…
Birthday for Sister, African American Woman card
Happy 60th Birthday to a Wonderful Little Sister, …
Happy Birthday For Sister Cup of Joe card
80th Birthday for Sister, Pearls and Petals card
To a Special Sister Happy Birthday with Modern Wat…
For Sister Happy Birthday Feminine Pink Decorated …
For Sister’s Birthday Custom Name Vintage Pink Ros…
Happy Birthday Sister with Colorful Rainbow Tangle…
Sister Birthday Orange Spotty Vase of Flowers card
Best Sister Ever, Happy Birthday, Typography, Pink…
Orange Rosebuds Happy Birthday Sister card
Happy Birthday Sister Daisy Flower Customizable Ph…
For Sister on Her Birthday Wildflower Garden card
Sister Happy Birthday Colorful Stars and Swirls ca…
Perfect Sister - Happy Birthday card
Sister Birthday Wishes Lady Cake Stands card
Lobster and Clams Keep Calm Sea Blue and Red Siste…
Happy Birthday to My Beautiful Sister with Mint an…
For Sister Birthday Purple Asters in a Flower Pot …
Yellow Birdie on Old Tortoise Birthday for Sister …
Happy Birthday - Margarita - to my Sister card
Custom Relative Sister Blue Hydrangea Pastel Flora…
Little Sister Birthday Cute Dog with Balloons and …
60th Happy Birthday Sister, Magnolia Blossom card
Happy Birthday for Sister- Green and Pink Spotted …
Happy Birthday Sister Toilet Paper Shortage Corona…
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