Happy Birthday Ecards for Sister

Celebrating Your Sister On Her Birthday

She’s been your best friend from birth. Celebrate your sister’s special day with a birthday card she’ll love. Even if she’s a sister in spirit or a sister in law, our birthday cards can be personalized to be as unique as she is.

From Funny to Heartfelt: Find the Perfect Birthday Card for Sister

Short on birthday card ideas for your sister? For the sarcastic or whacky sister, choose funny cards with whimsical cartoon images. For the sister who’s sweeter than birthday cake, opt for cards in soft pastel tones with sentimental words that will speak to her heart.

Personalize and Share Your Birthday Ecard

Make your happy birthday card for sister stand out with easy personalization and instant sharing options. Add her name, write a thoughtful or funny message, and upload a favorite photo to create a one-of-a-kind greeting she’ll love. Once your ecard is ready, you can send it instantly by text, email or social media, or even print it to give in person. For an extra surprise, include a digital gift card so she can treat herself to something special.

Send a Free Happy Birthday Card for Sister

Show your sister how much she means to you with a personalized happy birthday to sister card. Start your trial membership to choose from beautiful animated designs, add your own message and share a moment she’ll remember. Join today for unlimited birthday ecards for sisters and all your favorite people.