Happy 60th Birthday Sister in Law: If she’s as nice and lovely as you, we know her 60th Birthday celebration must be something really special. Our dear brother will make sure this is one to remember. Thanks for ringing in her big 6-O with a little bit of help from us.
We know what makes your sister-in-law happy and we’d like to help you by sending off some ideas that you can use to plan a wonderful party for the whole family to enjoy!
Happy 60th Birthday Sister in Law
- Happy 60th birthday, sister-in-law! Can’t believe you’re turning 60, you’re looking as young as ever.
- Sister-in-law, you’re the kind of woman I want to grow up to be. Happy 60th birthday!
- Happy 60th birthday to the coolest kid sister-in-law a guy could have. Happy Early Birthday!
- let you know that we’re so glad that you were born and are celebrating your 60th birthday with the greatest sister-in-law in the history
- Happy 60th birthday to my sis-in-law, We love you and are so excited to celebrate your milestone! We’re also so happy to be a part of your family because you truly are an incredible person and friend.
- Celebrating my sister-in-law turning 60 today. Happy birthday, sis!
- Happy 60th birthday to our favorite sister-in-law. Here’s to many more years of celebrating together.
- Wishing you a happy 60th birthday! You’re a sensational sister-in-law, aunt, and friend. Here’s to the next 60 years.
- Wishing you nothing less than a happy, healthy, and prosperous 60th bday…
- I can’t think of a better time to celebrate you than on your 60th birthday. Happy Birthday!
- Happy birthday, we love you and wish you the best!
- When you get older, you’re not supposed to be able to hear. But turns out both my sister-in-law and I are deaf without our hearing aids. It sure is nice that we can wear them however we want though 🙂
- 60 is the new 30. Congrats on staying relevant, in fashion, and always up for an adventure. Y’all look amazing
- Sending you lots of birthday love and lots of happy returns for your big day—we can’t wait to celebrate with you!
- Welcome the next decade with open arms. Many more memories to be made.
- Happy 60th birthday to my sister-in-law!
- Happy 60th to the best sister-in-law a girl could ask for! Big love from both of us (Also thankful it’s not my actual birthday because I don’t think I could handle 3x the festivities.
- Happy 60th birthday to the world’s greatest sister-in-law and auntie to us allYou’re so special and we’re lucky to have you in our family.
- You are within 60 seconds of adding a new member to your squad….Sis! Happy 60th Birthday
- Happy 60th Birthday to the coolest big sister I could ask for! Here’s to all the margaritas and walks on the beach our friendship will continue to bring us
- Wishing you many more to come, sister-in-law. Hoping that you had a lovely day filled with laughter and joy as you celebrated your 60th birthday.
- Your 60th birthday is way too important to let it pass without being Well and truly Celebrated!
- Happy birthday to my older (& wiser) sister from another mother you’re the best family member anyone could ask for. Cheers to 60, and many more happy years!
- We love you and we cannot wait to celebrate your birthday with your family! You’re the best.
- Hey You! We’re celebrating you today, so throw your hands up and get ready for some good times!
- Happy 60th birthday to the coolest sister-in-law a brother could have. We love you to the moon and back.
- Happy 60th birthday to my sister-in-law! May you keep rocking your socks off for many years to come
- Happy 60th Birthday to the sassiest, funniest and boldest woman in our generation. Hope you have the best b’day party ever! So excited to be your throwing partner in crime.
- A year filled with happiness, love, family, and friends! Happy 60th Birthday! We hope your birthday wish comes true.
- Is there a better belated birthday gift?! Jackie, happy 60th, and here’s to more years with you in our lives!
- Happy Birthday to the sister with the killer style who keeps turning heads even after six
- Happy Birthday to our favorite sister-in-law—you’re one of the most talented, creative, energetic people we know. We wish you all the best in your new phase.
- Wishing a warm happy birthday in law to the sweetest ❤️
- We’re not just celebrating your next birthday, we’re celebrating the big 6-0, and all the years of joy you’ve shared with us.
- Sending love and best wishes to the Coolest Sis Ever. You are precious.💕
- We bet Cindy will be thrilled to hear this. Hopefully, the surprise is on you guys and the party’s at your house 😉
- Today my sister-in-law turns 60! Sending lots of love and best wishes.
- Hair today, gone before you know it! Happy 60th birthday.
- Happy birthday to my favorite {sister in law}! You’re the most supportive, compassionate, and loyal person I know
- So many moons have passed but the sun has never left your side. Wishing you a happy 60th birthday with all my love and a bagful of good fortune.
- Happy Birthday to my dearest sister-in-law! You’re not just a sister, but my best friend, and I’m so glad you’re part of our family. I love you with all my heart
- We’re still rocking it! 60 years and still looking good
- To my favorite sister: You are a smart, funny, and incredibly kind person. May the upcoming years be full of happiness and joy for you.
- Wishing my dear sister a very special birthday and decades of toasts, giggle fits, and genuine affection
- It’s your special day and we’re celebrating with a sweet 60% off an assorted box of your fave cookies
- You’re always one to put a smile on our faces and brighten our day from a distance.
- We couldn’t do anything without you, how are you celebrating this fine Sunday?
- It’s your day—however, you want to celebrate it. Here are some fun gift ideas to help you out
- Happy 60th birthday to my bestie, sister in law and NYC resident
- happy 60th birthday to the dreamiest woman I know, your sister
- Happy Sixtieth, dear sister-in-law! Thanks for being such a lovely part of this crazy family. We are so happy to celebrate this birthday with you.
- Sipping whiskey with my sis in law, I love her so much
- Your unwavering friendship and love always make me smile. You’ve strengthened our family and we will forever be grateful. Happy 60th birthday!
- Wishing you a very happy 60th, since birthdays are only sweet when you’re surrounded by family.
- Wishing a very happy birthday to my sister-in-law. I hope you have an amazing day—and many more to come!
- Sending you sunflowers to celebrate your day, and wishing you the best 60th birthday!
- Happy Birthday to our favorite sister-in-law! Hope you have a fabulous year filled with everything you’ve always wanted.
- Sending love your way for your birthday and for being you – the most hilarious, kind-hearted, merry sister-in-law anyone could have!
- We’re celebrating a woman who wears many hats—mother, friend, teacher, and style icon (among others)—and she’s well-loved in our family and yours.
- Launching into this milestone year full of so much happiness and I’m so glad that you’re in my life
- Wishing the most amazing sister-in-law @meeraabry a happy 60th birthday!
- Happy Birthday to my favorite sister-in-law! Your family is lucky to have you.
- Wishing you a great big happy 60th birthday! We love you so much. 😊
- Happy birthday to my sister-in-law who’s always there with a warm hug and an encouraging smile
- Your 60th is going down as the best of times! We love you
- I’ve loved you since I was 10 years old. Hope your birthday is filled with laughter and all of your dreams coming true.
- Here’s to 60 years of being your kind of beautiful.
- Happiest of birthdays to the best sister ever. We love you!
- We have had some sweet times, we’ve had some fights. Some more to follow, but never doubt our everlasting bond. Happy birthday!
- Celebrating another year of love, laughter, and rad dance parties with your family
- Happy 60th birthday to the coolest sister-in-law ever! We can’t wait to celebrate you, Sheryl, with a big family dinner this weekend. Hope you have a great time!
- 60 years old and she still looks amazing !! Happy Birthday sis
- 60 is the new 30! Happy Birthday to my sis in law.
- Happy Birthday to the best sister-in-law anyone could ask for! I hope your day is filled with love and laughter
- Happy birthday to my favorite person in the whole wide world…the one and only big sister
- Happy birthday, little sister. You’re one of the kindest, funniest, and bravest people I know. And you have the best lip gloss.
- Sending birthday love to my favorite sister-in-law. I hope you have a wonderful day filled with joy, laughter, and lots of love!
- 60 years young… need we say more? Happy birthday!
- You never cease to amaze me. I could not ask for a better sister-in-law.
- Today I’m so thankful for my awesome sister in law, who is the best cheerleader and role model
- You are an amazing sister, daughter, mother, and friend. I love you bunches and bunches. Happy birthday!
- The truest definition of a sister: “Listen to her when she talks, encourage her when she’s down, misses her when she’s gone.” You are the greatest! HBD!
Sister in law happy 60th birthday wishes
- happy 60th birthday to the sweetest sis-in-law EVER—we love you tons and are so thankful to have you in our lives. (did we mention we love her?!)
- Sending my sister-in-law a happy birthday wish from across the country. Hope you have an amazing day!
- Happy 60th Birthday, sister-in-law much fun to be with you & family at your party yesterday. We love you so much!
- Happy birthday to my dear sweet sister-in-law, who always treats us so kindly.
- Happy Birthday, sis! We love you so and are so lucky to have you as part of our family. You’re wonderful and we are so excited to see what this next year brings your way.
- I speak for all of the nieces and nephews when I say you’ve been such a positive influence on our lives. Enjoy your special day today!
- Happy Birthday, Niece – I’m not jealous of your birthday turning number one because I can use my (not so) secret birthday wish list on you!
- We hope you have a wonderful day today and that your next year is filled with positivity and grand adventures.
- 60th birthday wishes for my sister in law who I love dearly. I know you’ll continue to be an incredible example and have so much fun on this next leg of your journey! Happy B-day!
- Wishing a very happy 60th birthday to our dear sister-in-law.
- Happy 60th birthday to your favorite sister, auntie, and more.
- Happy 60th birthday, Sarah! We’re so glad you are part of our family. Cheers to many more birthdays
- Happy birthday to a sister who’s sleek, sophisticated, and sassy. 60 never looked so good!
- Grace, we’re celebrating your sweet sixty. We hope it brings you as much happiness as you bring us!
- Wishing you a day filled with happiness, love, and the best of friends
- Sixty years of firsts, but we won’t forget the last: sharing a sister/best friend. Here’s to 60 more years of memories!
- Happy Birthday at work and Happy Birthday at home. We’re not just celebrating you, but your beautiful, kind spirit that we are lucky to be around every day.
- I don’t have a lot of money to spend on big gifts this year, but I do have an endless supply of love and affection to give. Happy birthday, sis!
- 60 is the new 20! Thanks for always having our back.
- Warmest happy 60th birthday wishes for the sweetest sister-in-law a guy could have.
- Celebrating you for being the most awesome and generous sister-in-law anyone could ask for. Happy 60th birthday!
- 60 never looked so good. Happy birthday, @sister_in_law!
- Sending lots of love to my favorite is for a very special 60th birthday. Many more to come. #happy60
- Happy 60th birthday, sis! Bon voyage on this new milestone in life.
- Happy 60th birthday, sis! You continue to be the definition of classy, cool, and gorgeous. Cheers to your next mile!
- Happy birthday to my favorite sister-in-law! I can’t wait to see what the next chapter of your life brings you!
- Congrats on 60 fabulous years of carpools, kids, and unforgettable hugs! It’s always been my pleasure watching your life unfold. Happy B-day
- Life just wouldn’t be the same without you! Happy Birthday.
- Happy Birthday! Hope you have a wonderful time with your friends and family.
- Hey sis—it’s your big day, so make us both happy: grab a bite & cake—then get ready to party!!
- Sending you birthday wishes for a very special 60th. Happy birthday, dear sister in law, I love you.
- Happy birthday, sister-in-law! Hope 60 looks fabulous on you.
- Sister-in-law, 60 isn’t old! I hope you have a special day today because you’re one of the best humans I know
- 60, you’re still as fiery and kind as the day we met. Happy Birthday, Sis.
- To you, my dearest sister-in-law, Sending love and tons of hugs for your big day! We are so proud to have you in our family
- Sending you smiles and warm hugs for your 60th birthday!
- Wishing you many more years of happiness.
- Happy birthday to my favorite sister inlaw who rocks it for sixty and doesn’t look a day over 41.
- Sending one big high-five out to the birthday girl this year. Hope you have an awesome day filled with cake, laughter, and a whole lot of love.
- Happy upcoming birthday from everyone here at _(brand name)_! We hope you celebrate in style.
- Happy birthday to my favorite sister-in-law. I hope your 60th year is your best yet!!
- For the best sister-in-law in the world, on her big day: we love you so much, we are blessed to have you as part of our family, and we wish you a happy birthday!
- Happy 60th birthday, sis! Thank you for your sisterly advice and love over the years. We won’t take it for granted
- Happy Birthday to the best sister-in-law a guy could have. We’re going to party like it’s your birthday all night long
- Celebrating my amazing sister-in-law on her special day. Hope you have an amazing time celebrating with family, friends, and of course… cake! Happy birthday, sweetie, love ya!
- Happy birthday, Sister!☺️ Wish you more happiness, joy, and love to come.
- Sending lots of love and luck your way for a fabulous 60th birthday.
- We’re celebrating a special occasion today. Congrats on 60 wonderful years of joy, laughter, and everything in between.
- Happy Birthday to a wonderful woman who’s been like my sister for the past decade. May you continue to be one of the most inspiring and unapologetically real people I know.
- Happy Birthday, Sis! You’re so sweet and kind-hearted. You’ve always been one of my favorite people to hang with.
- Sister, sixty years is a long time. We’re so impressed and proud that you’ve kept your sense of humor and love of life! Happy 60th!
- Sending birthday wishes to a fantastic sister-in-law. Happy birthday and many more to come
- Sending you lots of love on your special day! May this year simply be the best. Happy 60th birthday!
- I don’t have to tell you that you’re awesome. You’re my sister-in-law after all! I hope your birthday is filled with love and good humor, just like you.
- Sending you warm birthday wishes on your 60th celebration and a sincere wish for a happy, healthy, and fulfilling year to come.
- Good wishes for a sixtieth birthday seem almost too small. I hope your big day is, indeed, big and brimming with joy and laughter.
- Sending you a big hug for your 60th birthday. Here’s to feeling young, fun, and fabulous!
- Our love for you is like a fine wine… It only gets better with age. Happy Birthday, Sis!
- Is it a surprise to you that they want you to look good at your party? Yes. But it’s also good for them because they love you like a sister, and what’s good for their sister is good for them.
- You make our family feel like a warm and fuzzy blanket, the kind of companion we never want to lose.
- Happy birthday, Sis! We can’t wait to celebrate with you at your party on the 28th.
- I heard it’s a gift-giving kind of a day, so I wanted to be sure and wish you a happy birthday! Today I want to give you something special… the gift of love.
- Wishing my sis in law the happiest of birthdays, with fond memories and many more to come
- happy 60th birthday to my sister-in-law. it’s been so long since we’ve seen each other but I’m already missing you a ton. happy 60th birthday, dear Lina!
- Sending Happy 60th Birthday 🎂 to a sister-in-law who is an inspiration.
- Happy 60th birthday to the coolest, most vivacious sister-in-law ever. I hope this is your best year yet
- sense of adventure has taken you around the world. May your next road trip take you just where you want to go! Happy 60th birthday!
- 60 and fabulous—Happy Birthday to the coolest sister in law
- Happy birthday to my sweet sister-in-law, who has been like a sister to me all along.
- Sending you a (creative) birthday wish from the best sister-in-law ever! Hope it’s a fabulous one, Auntie.
- Happy Birthday to the best sister-in-law, who never fails to brighten my day. Perfect 60th birthday wishes, happy 60th birthday sister, and heartbreaking birthday wishes for sister in law
- Are you ready to make the most of another year? Because we were sure as heck are 60th birthday wishes for sister in law.
- Celebrating many more years of a perfect partnership. Happy 60th, Sue!
- Wishing you a happy 60th birthday! Cheers to 60 more years of life, love, and laughter.
- Sending birthday hugs and warmest wishes to a wonderful sister-in-law. Hope your day is filled with joy and laughter.
- sister-in-law since you were stuck with the not-so-fun task of babysitting all these years, you deserve a special celebration. Happy Birthday!
- NO matter what, we will always wish you. Happy birthday and many more to come
- Sending out smiles for your birthday and celebrating the joy you bring to the lives of all around you
- Happy birthday, sis! I hope you’re having a blast today. We’re turning over a new leaf and you are the reason why
- Happy birthday, Sherry! We can’t wait to celebrate you, as always.
- You’re a ray of brilliance in a world of chaos. Happy Birthday, Sis.
