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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 (191,720)
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Shopper Testimonials
“Great quality and excellent packaging to protect the delivery. I also love your wide selection of cards. I will be back!”
Susan - Nov 1st, 2026
“Darling card and very appealing to a young child. Quality card with nice envelope.”
JUDITH - Nov 2nd, 2026
Cards per Page:
Cards: 4,861 Pages: 163
Most Popular Newest Show adult cards
For Twin Sister Birthday with Psalm 37 Scripture i…
Hey Sister, its Your 76th Birthday, Sea Shells and…
Sister Happy Birthday with Wine Grapes and Vineyar…
Sister’s Birthday white daisies in field with soft…
61st Birthday, Sister, Pink Rose card
Happy Birthday Sister Horse card
Best Sister Ever 90th Birthday Typography in Pink …
Happy 62nd Birthday to a Special Sister, Orange fl…
Humorous Birthday for Sister Mature Lady With Many…
Custom Birthday Relative Sister Orange Daylily Flo…
Sister Cute Birthday with Cat and Cupcake Customiz…
Happy Birthday to Sister- Milk Can Cow card
Sister 72nd Birthday Pink Teacup with Lily of the …
Sister 50th Birthday Traditional card
The Old Wagon, Happy Birthday for a little Sister …
Sister, 76th, Happy Birthday, Mason Jar, Flowers, …
Happy May Birthday Sister White Lily Flower Pencil…
Happy Birthday Sister Pastel Pansy Watercolor Pain…
73rd Happy Birthday Sister, Magnolia Blossom card
Sister’s 30th birthday with polka dot flip-flops a…
Birthday, Sister, Orchid on Black card
40th Birthday, Sister, Pink Rose card
60th birthday for sister, with a stitched flower c…
Sister Happy 30th Birthday, To Do List, Paper Whee…
Special Sister, Birthday,Colorful Airbrush Abstrac…
Happy Birthday, Big Sister, You are A star, Starfi…
Customizable Happy Birthday for Sister-Elephant Bl…
Happy 63rd Birthday for Sister White Flowers card
Sister Happy Birthday Humorous Customizable Wine a…
Birthday to Sister with a Beautiful Water Colored …
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