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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 (187,434)
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Shopper Testimonials
“These cards are amazing. Beautiful quality & the ability to customize makes every card incredibly special. I would highly recommend to all!!!”
Cheryl - Palm Harbor, Florida - Sep 2nd, 2025
“The cards I ordered are just what I needed, and expected, quality, and done beautifully!”
Judith - Sep 2nd, 2025
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Cards per Page:
Cards: 4,631 Pages: 155
Most Popular Newest Show adult cards
Happy Birthday Sister Farmhouse Farm Sheep Grazing…
Sister Birthday Tropical Flowers Part of Each Othe…
Blue Lilly.......Birthday Wishes To Sister card
Sister’s Birthday, flowers & butterflies card
Happy Birthday Sister House Landscape Farm Garden …
Happy Birthday to my Sister Floral Cut out card
Happy Birthday Sister Purple Flowers card
Happy Birthday Sis- Sunflowers card
Happy Birthday Sister Pink Tulips Flowers Floral B…
Happy Birthday to African American Twin Sister Lad…
Happy Birthday Sister Watercolor of a Blue Hydrang…
Happy Birthday Sister - yellow wild flowers card
Birthday - Sister - Blue Gingham/Flowers card
Birthday Heart of Flowers for a Sweet Sister on he…
Coloring bithday sister card
Custom Name For Sister Basketball 6th Hoopy Birthd…
Cute Golf Theme Birthday Happy Birthday Sis card
Birthday, sis card
Happy Birthday Sister Autumn Fall Trees Meadow Lan…
Happy Birthday Sister card
Happy Birthday Sister Red Flowers Floral Botanical…
Happy Birthday to a Sister Sweeter than Sugar with…
Funny Sister Birthday Clever Funny Beautiful and R…
Sister 55th Birthday White Flowers card
Sister Birthday Yellow Roses with Monarch Butterfl…
Sister Happy Birthday, Vines on White Background c…
Birthday from Big Brother to Pre-teen Sister Cute …
Happy Birthday Sis card
Sister Sweet 16 Birthday Cake and Roses card
Happy 101st Birthday or a Stunning Sister, Purple …
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