78th Birthday Cards For Sister

If you're looking for a special way to wish your sister a happy 78th birthday, consider sending a heartfelt birthday card. Whether you choose a funny, sentimental, or lighthearted design, a thoughtful card can help show your sister just how much she means to you. Customize it with a personal message and reminisce about cherished memories together. Sending a birthday card is the perfect way to put a smile on your sister's face and make her feel loved on her special day.

woman celebrating birthday

Most Popular Cards

Funny Vintage 1920s Older Sister Birthday Card Funny Vintage 1920s Older Sister Birthday Card

$3.97

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Sister 3 Photo Collage Personalized Birthday Card Sister 3 Photo Collage Personalized Birthday Card

$9.20

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Sister Birthday Card Vintage Flower Cake and Poem Sister Birthday Card Vintage Flower Cake and Poem

$2.84

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Birthday, Sister, Daylily Flower and Butterfly Card Birthday, Sister, Daylily Flower and Butterfly Card

$3.97

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Birthday Card-My Special Sister Card Birthday Card-My Special Sister Card

$3.97

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"You and I" Birthday Card for Sister

$3.97

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Sister 6 Photo Collage Any Age Big Birthday Card Sister 6 Photo Collage Any Age Big Birthday Card

$9.20

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Purple Watercolor Flowers Sister Birthday Card Purple Watercolor Flowers Sister Birthday Card

$4.17

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Sister Birthday Card Sister Birthday Card

$3.97

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STUNNING SISTER FLORAL BIRTHDAY CARD STUNNING SISTER FLORAL BIRTHDAY CARD

$3.97

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Sister 7 Photo Collage Personalized Birthday Card Sister 7 Photo Collage Personalized Birthday Card

$9.20

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Vintage Sister Birthday Card Vintage Sister Birthday Card

$4.02

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Sisters Photo Pink Birthday Card Sisters Photo Pink Birthday Card

$4.17

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Happy Birthday Name or Relation Colorful Candles Card Happy Birthday Name or Relation Colorful Candles Card

$3.97

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Personalize to Sister, Happy Birthday Card Personalize to Sister, Happy Birthday Card

$3.97

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Happy Birthday to a very special Sister flowers Card Happy Birthday to a very special Sister flowers Card

$3.97

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Happy 78th Birthday Wishes for Sister

Birthdays are a special time to shower our loved ones with extra love and attention. When it comes to our sisters, they hold a unique place in our hearts, growing up with us and sharing experiences that only siblings can understand. As your sister celebrates her 78th birthday, take a moment to reflect on all the wonderful memories you have shared together and use a heartfelt greeting card to express your love and gratitude. Here are five different examples of birthday wishes to inspire you:

1. Happy 78th birthday to my dear sister! You have been a source of inspiration and strength throughout my life, and I am so grateful for the bond we share. May this birthday be filled with joy, laughter, and all the things that make your heart happy.

2. To my amazing sister on your 78th birthday: you are a shining example of grace, kindness, and resilience. I admire your spirit and your ability to find joy in every moment. Wishing you a birthday that sparkles with all the love and happiness you deserve.

3. Congratulations on reaching this incredible milestone, dear sister! You have lived a life full of adventure, love, and purpose, and I am blessed to call you my sibling. May this birthday be a celebration of all that you are and all that you have achieved.

4. Happy 78th birthday, sis! Today, I am reminded of all the times we laughed, cried, and supported each other through thick and thin. Thank you for being my rock and my friend. I hope this birthday is filled with all the people and things that bring you happiness.

5. To my beloved sister on your 78th birthday: you are a rare and precious gem, and I cherish you more each day. May this year be filled with new adventures, exciting opportunities, and lots of love from all your family and friends.

Happy 78th Birthday Sayings for Sister