100+ Heartfelt Mother’s Day Wishes for Your Sister

On mother’s day, the first person that comes to our mind is our dearest mom. However, while focusing most of our attention on our own mothers, we should not forget to share some of our love for all the mothers out there. And that includes our beloved sisters who are raising our precious nephews and nieces.

Here are some happy mother’s day wishes for your sister that you can dedicate to your sister on this special day and make her feel loved.

Best Mothers Day Wishes For Sister

Wishing you all the beautiful things today and forever. Happy Mother’s Day, sis!

Happy Mothers Day, (Sister Name)! You are one of the most amazing moms I know.

You were the best sister and now you are the best mother. Happy Mother’s Day!

happy mothers day sister

Happy Mother’s Day to one of the best moms in the entire world. My sister. It’s your day!

Your children are fortunate to have you as a mother; I have never seen someone love their children as much as you do. Happy Mother’s Day.

Happy Mother’s Day to the world’s 2nd best mother. You know sis, mom is first. But I love you loads.

All I can say is that you’re a wonderful mom. Happy Mother’s Day, my beautiful, intelligent, kind, and caring sister.

I feel myself the luckiest cause I have the best sister. Happy Mother’s Day, my dear pretty sister.

You aren’t my sister only. You have been my best friend and someone I can lean on. Happy Mother’s Day!

Happy Mother’s Day my beautiful sister (Name)! Your kids are the luckiest ones because they got the sweetest mama ever!

Happy Mother’s Day! I pray and hope that your kids will always make you feel loved and proud.

Just here to say that you are an awesome mother and sister. Have a Happy Mother’s Day.

I wish to become a great mother like you, my sister! Please pray that I can become one, like you! Happy Mother’s Day!

On this Mother’s Day, I feel proud to have a sister like you! I admire you for the great mother you are!

Happy mothers day to a sister, who is sweet, cute, beautiful, annoying, and pretty much my copy pest. Love you to the sun and back.

Today, we celebrate all mothers, but mine holds an extra special place in my heart because she is not just a mom; she is also my beloved big sister. Happy Mother’s Day!

The best mothers are the best big sisters. Your kindness and wisdom have shaped me in so many ways, and I’m grateful for your love. Happy Mother’s Day, elder sister.

Happy Mother’s Day to my lovely sister. You have the motherly nature in you from the beginning and are doing an amazing job raising your kids. Kudos to your motherhood.

Sending love to the best sis and mom. I knew you would be a great mother because your love, care, and nurturing spirit shine through in everything you do.

Happy Mother’s Day to my big sister. You have saved me from every trouble since childhood, just like a mother. I love and admire you a lot.

Thank you for being the Mom I could always turn to and for becoming the most incredible mom to your own precious ones. Happy Mother’s Day, Sis!

happy mothers day wishes for sister

Mom must be smiling from the heavens, seeing you care for the children so well, my dear sister! Happy Mother’s Day!

You’re doing an amazing job as a mother; you were born to do it. Happy Mother’s Day sister-in-law.

May you and your kids have all the happiness of this world. Happy Mother’s Day 2024!

Happy Mother’s Day to the new mom! I hope my portion of love stays intact. Enjoy your first mother’s day.

I have the best big sister in the world, who also happens to be a super mom! Happy Mother’s Day, Sis!

I feel like the luckiest that God gave me such a kind and loving sister, and so are your kids. Happy Mother’s Day!

Happy Mother’s Day, sister. My nephews and nieces are very fortunate to have you as a mother.

Mothers Day Messages for Sister

I always thought our mom was the best mom in the entire world but you are giving her a good competition if I am being honest. Happy Mother’s Day to you, sis.

Happy Mother’s Day, my dear sister. You’ve always been like a mother to me, and I knew you would be a wonderful mother in the future and I was right.

Happy Mother’s Day Sister. Who would’ve thought the most notorious one would become so gentle and loving?! Anyway, congrats on your big day.

Being a mother suits you perfectly; no one can be better than you. Your selflessness, nurturing nature, and endless love have made you not just a sibling but also a maternal figure in my life. Happy Mother’s Day.

My sister, you definitely are the best mom in the world. You have raised your kids with love, discipline, and grace. I respect you and wish you a fantastic Happy Mother’s Day!

Happy Mother’s Day to my sister, my hero. How you overcome challenges and obstacles and raise your children with resilience and confidence amazes me. You are an incredible mom and a fantastic sister.

happy mothers day sister

I will never forget the day your little babies were born, and I became an uncle. Best day ever. Sending my hugs on Mother’s Day to you and your kids.

I wish you abundant happiness, sister. May all your dreams are fulfilled. You are strong and have the courage to fight for what you want. Happy Mother’s Day, my beautiful sister.

Sister, you are the most warm-hearted and caring person who truly deserves your wonderful children. Sending my love for Mother’s Day.

Happy Mother’s Day, my dear sister. I knew you would make a wonderful mother to your children because you are just like our mom and you two are the best mom ever to exist.

Sis, If I could give you and your beautiful children the whole world, I would. Sending you sweet hugs and kisses from the cool aunt and sister on Mother’s Day!

Happy Mother’s Day to my lovely sister, who makes motherhood look effortless. As a parent, I know what it takes to manage kids. And you do it with perfection!

Related: Mother’s Day Wishes for Daughter

Mothers Day Wishes To Sister From Sister

Being your sister is awesome. I’m so glad that you are my sister. Have a wonderful mother’s day.

Yes, you are the best sister but a little bit scary. Have a wonderful Mother’s Day.

Happy Mother’s Day Sister! I hope you have a beautiful day today filled with as much fun and laughter as in our old days.

My dearest sister, I aspire to be a mother like you someday. Happy Mother’s Day.

Sending my hugs and kisses to you and my adorable niece/nephew on Mother’s Day!!

Sisters by chance, best friends by choice. Wishing all the love in the world to my favorite mama bear this Mother’s Day!

Happy Mother’s Day, My Queen Sister! Both mom and you are the absolute best moms in the whole world. I love you!

Happy Mother’s Day to the coolest sister and mom. You play both roles so gracefully, and I’m so proud of you. Wishing you a day full of appreciation and pampering.

You cared for me as a sister, so it’s no wonder you became a fantastic mom. It is years of practice and real-life experience. Have a happy Mother’s Day!

Mother's Day Wishes from Sister

Even your kids know I am cooler than you. Okay! Okay! I won’t tease you anymore. Happy Mother’s Day.

You have to admit that dealing with me has given you the patience to deal with anything, even when your own children throw tantrums.

Women like you make Mother’s Day so special! No words can describe your greatness as a mother! Happy Mother’s Day from one sister to another!

Sister, I can hear you crying, “I want a nap.” Welcome to motherhood and Happy Mother’s Day.

Happy Mother’s Day to my dearest sister. I wish you remain the most beautiful, caring, loving, kind, sincere, beloved, sweet, and happy mother in the entire world.

To a wonderful mother and amazing sister, Happy Mother’s Day. You are brave and courageous. You deserve all the happiness, not on mother’s day, but every day.

I wish I could write those words here, but I guess words aren’t enough for what I want to express. I love you, and I believe in you. Happy Mother’s Day, Sis!

Dedicating this day to you. Here take my envelope of love and kisses. I love you, sister! Happy Mothers Day!

Happy Mother’s Day, Sis! Best of luck with the new journey. I hope that your kids don’t become rebellious like you.

My sister is a MOM, not just any mom – an incredible one! Happy Mother’s Day to you, Sis!

As a child, I always admired you and wanted to be perfect like you. As a grown-up, I want to be an ideal mom like you. Happy Mother’s Day, sister.

Read: Sweet Messages for Sister

Mother’s Day Wishes To Sister From Brother

May this day be full of laughter, joys, and many beautiful things. Happy Mother’s Day, sis! Here’s a big hug for you.

Whenever I see you with your kids and you seem so happy, watching you happy makes me happy. Best wishes for Mother’s Day.

Your children are blessed to have you as their mom and me as their uncle. I am so proud to see you being the best mom in the world, and I wish you a Happy Mother’s Day!

Every day, I am amazed by the upbringing you provide for your children. Happy Mother’s Day.

You and your kids are my favorite people. Happy Mother’s Day.

Mothers Day Wishes from Brother

Happy Mother’s Day to my beloved sister. You are always a good mother to my niece and nephew. Your parenting skill is the best too.

Nothing can be more beautiful than having a sister as your best buddy. Happy Mother’s Day, my darling sister.

You took care of me like your own son. I have always felt you are my other mom, not my sister. Finally, you are a mom and whose kids I adore to the world. Happy Mother’s Day!

Dear sis, whatever you do, you will always find me standing here to applaud you. Happy Mothers Day 2024!

I will never understand how you manage everything. Happy Mother’s Day to the perfect mother and an amazing sister.

I pray that your day becomes as beautiful to you as you are to the world. Happy Mother’s Day!

What I am today it’s because of you. You are more than a big sister. You are a friend and a mother! And that’s why I thank you for everything. Have a wonderful Mother’s Day!

Here’s a toast to the love you gave me and the bond we share. Happy Mother’s Day, sister of my heart.

As the excuse for mother’s day, I am making the most sincere statement: I love you so much. Happy Mother’s Day!

Happy Mother’s Day from a brother to an awesome mother of my niece and nephew. May all the love and happiness in the world belong to you, sister!

Sisters are angels in disguise sent by God Himself! And watching you raise your kids with so much love, there is no doubt about it. Happy Mother’s Day, my dear sister!

As your brother, I couldn’t be prouder of the incredible mother you have become to your kids. Happy Mother’s Day!

I am amazed at how beautifully you have raised your kids! Thanks for being such an amazing sister to your brother and even more amazing mom to your kids. Happy Mother’s Day!

Happy Mother’s Day to my lovely sister. Your patience and your caring nature make you apart from others. Pat yourself on the back today, because you deserve this!

Mothers Day Quotes for Your Sister

“A mother is she who can take the place of all others, but whose place no one else can take.” – Cardinal Mermillod

“We are born of love; Love is our mother.” – Rumi

“I wish you and your kids have a happy day with all my heart. Happy Mother’s Day.”

“Being a mom is super hard, but seeing how amazingly you handle it makes me admire and respect you even more. Happy Mother’s Day!”

“I appreciate you for all the hard work and dedication to your kids and family. It is a great comfort to see my silly sister being an amazing mother. Cheers to you, sis!”

happy mothers day to my sister

“Mother is a verb. It’s something you do. Not just who you are.” – Dorothy Canfield Fisher

“No language can express the power and beauty and heroism of a mother’s love.” – Edwin Chapin

“There is no influence so powerful as that of a mother.” – Sara Joseph Hale

I am so proud of the mother you have become. Happy Mother’s Day, my dear sister.

“A mother’s arms are more comforting than anyone else’s.” – Princess Diana

“Mother’s love is peace. It need not be acquired; it need not be deserved.” – Erich Fromm

Also Read: 200+ Happy Mother’s Day Wishes and Messages

Mothers Day Captions For Sister

Happy Mother’s Day to all the mothers! Especially my sister, who is an incredible mom and a wonderful sister.

Your perfection as a mother makes me realize the essence of motherhood and Mother’s Day! You are great, sister {Put Name}!

You are the coolest mom I know, my lovely sister. You are a blessing to us all! Happy Mother’s Day!

Happy Mother’s Day, (Sister Name)! You have always been my other mom. Thank you for being the mom figure that I needed.

To the world, you may be my big sister, but to me, you are my best friend and my guiding light. Happy Mother’s Day to my favorite superwoman!

mothers day captions for sister

Dear sister, you are my mentor! Happy Mother’s Day! I have learned a lot from you on motherhood! Thank you!

On this Mother’s Day, I salute you for all your efforts and dedication toward becoming a wonderful mom! Happy Mother’s Day, sis!

Happy Mother’s Day, my wonderful sister! You are a great mom and a terrific role model for your kids. So proud of you!

You remind me of how our mother used to take care of us, dear sister! Happy Mother’s Day (Sister Name)!

Wishing a Happy Mother’s Day to my second mom, my beloved sister! Thanks for always being there for me with an open arm and a caring heart. I can rely on nobody but you.

I admire and adore you for giving your full efforts and everything toward motherhood! I am proud of you, dear sister! Happy Mother’s Day!

The moms you know and admire truly deserve a shout-out on Mother’s Day. A special shout-out to the sister, who might have played our mom’s role and now already a mom. And Mother’s Day wishes for sisters are different from those we send to our mothers. Celebrate your sister’s hard work as a mother and all the joy she had brought to our life by sending her one of these best Mother’s Day Wishes for Sister! We hope these ideas help you to express your love and appreciation towards your sister.