Questions? Toll-Free 877-347-6784

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

Card Categories
Loading...
Birthday (188,014)
Filter Results
Orientation
Portrait
Landscape
Custom Photos (Front)
None
1
2
3
4
5+
Custom Text (Front)
Yes
No
Shopper Testimonials
“The cards are lovely and I can always find just the right card.”
Lee - Jul 21st, 2025
“I have been ordering from Greeting Card Universe for a few years now. Great selection and I love that I can personalize the inside of each card. I get many complements about the cards and always make sure to tell everyone where they came from.”
Kathleen - Jul 21st, 2025
Cards per Page:
Cards: 4,704 Pages: 157
Most Popular Newest Show adult cards
Sister’s 65th Birthday Vintage Rose Garden card
Sister Birthday, Humorous Gnome in Forest card
Happy Birthday to Sister Teacup and Tea Bag card
Happy Birthday Custom Sister or other Relationship…
Sister Custom Happy Birthday Bright Balloons 24 Tw…
Happy Birthday Dog to an Awesome Sister card
Sister - Happy Birthday - Flower Vase card
Sister Birthday with Daisies card
Custom Relative Sister Birthday Purple Wisteria Ar…
Happy Birthday Sister, Customize for any Relation …
Happy Birthday to my Sister card with beautiful wa…
70th Birthday, Sister, with Magnolia card
Birthday Tip for Sister. The Face Mask! Beauty Hum…
Happy Birthday Sister Cute Dog Flowers card
70th Birthday for Sister balloon bouquet on black …
Custom Front Over the Hill Sister Humorous Birthda…
For Sister Birthday Cake Topped with Flowers card
Sister’s 80th Birthday Vintage Rose Garden card
Sister’s 75th Birthday Vintage Rose Garden card
For Sister Sweet Cute Folksy Florals Happy Birthda…
Happy Birthday Sister Cat in Party Hat With Cake H…
Happy Birthday Sister Cute Cat in Party Hat card
Birthday for Sister, Stacked, Floral and Ribboned …
Sister, More Incredible, Beautiful & Amazing Every…
Happy Birthday Sister from Brother Michael Custom …
Happy Birthday Sister You are PAW-sitively the Bes…
Hand Lettered Sister Stacked Floral Birthday Cake …
70th Happy Birthday Sister, Magnolia Blossom card
Sister Birthday - girl in lavender picking flowers…
Sixty Fifth Birthday Card Cartoon Bear My Sister’s…
Page: 3 | 4 | 5 | 6 | 7
As Featured In