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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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Shopper Testimonials
“Card are always perfect. Great selection. Easy to personalize. Quick delivery. Love this company. Highly recommend them and will continue to order from them for my card needs. The price is reasonable.”
Jane - Oct 28th, 2026
“The Bearded Collie Thanksgiving Card is adorable. Looks exactly like my dog. Extremely happy with it and with the service and fast delivery. This will be the place I come to order cards.”
Paula - Oct 30th, 2026
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Cards per Page:
Cards: 4,835 Pages: 162
Most Popular Newest Show adult cards
Sister Humorous Birthday Card - Cheeky Pup Eats Ha…
Blue Watercolor Flowers Sister 80th Birthday card
Happy January Birthday Sister Snowdrops Birth Flow…
Funny Sister Birthday Don’t Worry About Getting Ol…
Sister 65th Birthday Pink Teacup with Lily of the …
Happy Birthday Sister February Iris Birth Month Fl…
Sister - A little Bird told me - Birthday card
Birthday To Estranged Sister, White Lilies card
Birthday - Sister - Keeping her Close - Green Blue…
Happy Birthday to a Wonderful Sister With Bright T…
Sister Birthday - Nanny Boo Boo card
Sixty Third Birthday Card Cartoon Bear My Sister’s…
For Sister Birthday Pink Paisley with Retro Vintag…
To my sister happy birthday purple hyacinth in gla…
Happy Birthday Little Sister Pretty Red Daisies an…
Forty ninth Birthday Card Cartoon Bear My Sister’s…
Happy Birthday Special Sister card
72nd Birthday, Sister, Pink Rose card
Birthday Blessings to my Sister, Purple/Red Roses …
Sister, 70th Birthday, Sunflowers card
Happy 65th Birthday or a Stunning Sister, Purple A…
Sister birthday, you bring joy to my life, cream, …
62nd Birthday, Sister, Pink Rose card
Happy Birthday Sister You’re 10 Fun Colorful Flowe…
77th Birthday, Sister, Pink Rose card
For Sister on Birthday Watercolor Pink Roses Flora…
Sister, 69th, Happy Birthday, Mason Jar, Flowers, …
Birthday for Little Sister ~ Soft Pink Flowers car…
Sister’s Birthday Card With Cartoon Bear I Don’t O…
Birthday, Sister, Dog dressed up in Fancy Hat havi…
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