Sisters are one of the most loyal special friends and just like a second mom. So, Sisters’ Day is the perfect opportunity to celebrate your relationship with your sister, appreciate and acknowledge the bonds of love and friendship. Every year, it is celebrated on the first Sunday of August which in 2025, falls on August 3rd. To mark this day, we have created the funniest National Sisters’ Day Memes for you.
Your sister is the one who cared for you, and helped you in every way possible. So tell her how important she is in your life in the most humorous way possible.
Funny National Sisters’ Day Memes
1. My sister has an awesome sister, a true story.
2. Sisters are therapists you can drink with.
3. I smile because you’re my sister. I laugh because there’s nothing you can do about it.
4. The best friend you can never get rid of.
5. In the cookies of life, sisters are the chocolate chips.
6. Sister, I still believe you were adopted!
7. Happy National Sisters Day! To my oldest compatible donor!
8. What’s the plan?
9. We are the granddaughters of the witches they could not burn.
Recommended: Friendship Day Memes
10. The day I wish my mom had swallowed!
11. Goofy pictures and crazy times. Sisters at heart and partners in crime.
12. I liked you better when you were a baby, sis!
13. Sisters are like fat thighs… they stick together.
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14. Not sure what’s tighter, our skinny jeans or our sisterhood.
15. To the girl who ruined my chances of being an only child.
In honor of National Sisters Day, the above National Sister Day memes will crack up anybody who knows what it’s like to grow up with a younger or older sister. Hope you fund them funny!
