All birthdays are special, but turning 40 is an exciting milestone that can remind one of how far they have come in life. And when your sister is celebrating her Ruby Jubilee(40th birthday), that’s a unique occasion to celebrate and express your feelings. Here are some of the best 40th birthday wishes for sisters. If it is your sister’s fortieth birthday, put a smile on her face by sending her a fantastic happy birthday message.
Happy 40th birthday to my sister, who has perfected every role she performed in her life. Always be the amazing person that you are.
Let’s celebrate, sister! Because you are entering into your 40s today. All these years, you have been an inspiration for your family and friends.
As you celebrate your 40th trip around the Sun, lemme tell you that you are my best friend, my soulmate, and my strength who has always had my back. Congratulations on your personal new year!
I always knew that I am the luckiest person on earth to have you as my sister! You continue to prove me right. Happy 40th birthday!
40 looks good on you. Even wrinkles suit you. Happy birthday, sister!
Congratulations on turning 40, sister! You are the bravest girl I know.
Happy birthday, sister! You look way too young for a 40-year-old woman!
Happy 40th birthday to my sister and best friend, who has always had my back. I love you soooo much!!
Happy 40th birthday to my sister, my best friend, and the prettiest woman in the world. Never stop being the wonderful person that you are.
Happy 40th birthday to my sister who is myconfidant and has always been there for me.
Happy 40th birthday, sister!! You are that one person in my life I always lean on.
On your 40th birthday, lemme tell you that your unwavering support, encouragement, love, and guidance have always been significant for my success.
On your 40th birthday, lemme tell you that you always had a way of pulling me out of a miserable mood and putting a smile on my face.
Happy 40th birthday, sister! You look more beautiful as each day passes by.
Happy 40th birthday, sister! you are the greatest inspiration and role model in my life.
Happy 40th birthday sister and a big thank you for helping me view the world better.
Happy 40th birthday sister and a big thank you for being with me through the best and worst of times.
My beloved sister, I cannot thank you enough for your unwavering care that has helped me become the person I am today. Happy 40th!
Happy birthday sister, and a big thank you for always having my back and for being a shoulder I can always lean on no matter what.
Happy birthday to my favorite 40-year-old person on Earth. May you have many more years of laughter, love, success, and great health.
Happy 40th birthday! It’s a great feeling to have a sister like you whom I can always rely upon.
Happy 40th birthday! I will always be grateful for having the best sister in the world!
Congratulations on surviving four decades on the planet Earth, sister. May you have many more.
Related: 30th Birthday Wishes for Sister
FUNNY 40th Birthday Wishes for Sister
They say 40 is the perfect age because you’re old enough to recognize your mistakes but young enough to make some more. Happy birthday, sister! 🙂
Happy birthday, sister! You are now another year closer to getting the senior citizen discounts. 😀
Keep smiling while you still have your teeth. You can start losing them anytime now. 😉 HBD
Happy 40th birthday, sister! Don’t you dare get old on me!
As you complete four decades on Earth, lemme tell you that the countdown to your mid-life crisis has officially begun. 😉
Sister, as I wish you 40th birthday, I also want to congratulate you for finally learning to keep a plant alive. 😀
Your 30s have officially expired sis! Don’t feel bad, you can at least take solace in the fact that you are not in your 50s. 🙂
Happy 40th birthday, dear sister! You may be getting older, but trust me you are not getting any wiser. 😀
Don’t worry sis, you’ll get used to being forty. But you’ll be fifty by then. 😀
On your 40th birthday, I want to say so much about your politeness, brilliance, generosity, humility, selflessness, patience, kindness, and thoughtfulness – but I can’t because Mommy always taught us not to lie. 😛 Many happy returns of the day!
Already 40?! Don’t worry, sis. You are still not too old to act like an idiot. 😉
Congratulations on turning forty, sister! I can’t wait to see what you are going to do with your next 40 years. 🙂
Dear sister, congrats on turning 20 for the second time. 🙂 Have a great personal new year.
You are the best looking 40-year-old woman in the whole world! But it took you 4 decades to look this good. 😉 Congratulations on your special day.