21+ Best Funny Birthday Wishes for Sister in Law

Looking for funny birthday wishes for sister in law? I am glad that you have found my article.

In this article, I have written for you some of the best funny birthday wishes for sister in law that you can send to her.

Read: Happy Birthday Wishes for Sister

Funny Birthday Wishes for Sister in Law

Sister from another mother! Happy birthday to my best friend!

It’s your birthday, which means I am going to ask for one teensy favor – can I go first?

Thank God I married your brother, otherwise, you would take my whole inheritance. And I like this car!

Happy birthday to the best sister-in-law ever! The only one nicer than you is Santa Claus and he doesn’t even really exist.

To the most amazing sister-in-law in the world, thank you for always being there for me and giving me a great excuse to drink on a Monday night. I love your corny jokes and may this birthday be full of joy and laughter just like every other day.

Funny Happy Birthday Wishes for Sister in Law

Happy Birthday to my favorite sister-in-law who is now turning one year older than me!

I will be the best aunt in the world if you promise to name your firstborn after me.

WishesOcean x
WishesOcean

May this birthday and every other day be full of all the funny jokes you tell me. Your sense of humor is infectious and I enjoy having a few laughs each day with you. Thank you for being part of our family.

I wanted to get you all of the latest accessories so that everyone can tell that we are sisters, but then I remembered how much you love to just be yourself and I am glad that I didn’t waste my money! You don’t need any of this stuff because you are already perfect just the way you are.

A sister-in-law is a wife’s helper and a friend. She lives under the same roof, but her heart is still free. Wishing you all the very best on your birthday, I hope that it will be full of happiness and smiles!

We always fight when we are together, but that’s fine because your birthday is coming up and I’d rather not be kicked out of the house again. Happy birthday to my hot-headed sis-in-law.

Thank you for being the most beautiful sister-in-law I have ever seen. May your birthday be filled with all of the things you love so that it is truly a happy one!

When I am with friends and family, they always ask “What’s it like living under the same roof as your wife?” My answer has always been “It’s like living with a sister in law, except without the fighting.” Happy birthday to my wonderful sis-in-law!

Your birthday is the perfect excuse to keep drinking! Cheers to you, sis-in-law.

No one knows how to have fun quite like my sister-in-law. Even though she can be a bit annoying sometimes, I hope that her birthday is full of things that make her happy!

My wife’s sister is so lucky to have a sister-in-law like you. I hope that your birthday is wonderful and that the coming year brings great things!

We may not be blood, but you are still my sister-in-law! Happy birthday, darling. Hope your day is as special as you are.

On your birthday, I wish that you become younger with fewer wrinkles every passing year. Happy birthday, sister-in-law!

Read: Religious Birthday Wishes for Sister

I hope after reading this article you have found some of the best funny birthday wishes for sister in law that you can send to her.

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