50+ Happy Birthday Wishes for Sister from Another Mother


HBW Editorial Team
HBW Editorial Team
Created and reviewed by our editors

Happy Birthday Quotes Wishes for Sister from Another Mother

If you’re lucky enough to share a special bond with your BFF that makes her more like a sister from another mother, you’ll want to celebrate her birthday with the very best wishes!

We’ve handpicked the sweetest birthday quotes and messages for your number 1 bestie! From short captions to heart touching wishes, each one has been lovingly crafted to put a smile on her face and brighten the birthday of your sis from another miss!

33 Short & Sweet Sister from Another Mother Quotes

Wishes for sister from another mother

  • Happy birthday, girl. On your special day, I hope you know that you mean the world to me. 
  • In you, I have a best friend and sister for life. I’m truly grateful for you.
  • Happy birthday to my number one girl! To me, you’ll always be more like a sister!
  • Few friends are like sisters, but then again few friends are like you ❤️
  • I’m so blessed to have a friend like you in my life who I can proudly call a sister.
  • You’re my sister not by blood, but by heart. Happy birthday, girl.
  • Sending the best birthday wishes to my sister from another mother! ✨
  • Happy birthday to my sister from another mother, who quite simply is like no other!
  • Sisterhood is a relationship between sisters, a bond I’m blessed to share with you.
  • A chosen sister is the most precious kind of sister. Happy heartfelt birthday, sis.
  • Happy birthday to the biggest blessing in my life: my dear sis from another miss!
  • HBD to my sister from another mother; my partner in crime and best friend in the world!
  • Sending you big hugs and kisses on your special day today, bestie! 🎂
  • Happy birthday to a friend and sister rolled into one! We’re practically twins!
  • “Sisters are different flowers from the same garden.”
  • No matter how old we get, we’ll always be there for each other. You’ll forever be my favorite gal pal.
  • Happy birthday to a one-of-a-kind friend, one I am so lucky to have in my life.
 

happy birthday wishes

Happy birthday to my sis from another miss! I hope your birthday today is just as fabulous as you are!

  • “There’s no better friend than a sister.” — Mary Engelbreit
  • Sending heartfelt birthday wishes to my number 1 girlie!
  • You will always be my inspiration, bestie. Wishing the happiest of birthdays to you.
  • Today, I have only the sweetest birthday wishes for my big sister from another mother!
  • We’ll be there for each other through thick and thin. I’ll always have your back, girl.
  • Thank you for keeping me sane in this crazy world, my fabulously funny friend! 😜
  • Another birthday already, girl! What happened to us, when did we get so old!
  • On this special day, I’m thankful to your mom for bringing my BFF into the world!
  • I’m wishing you the warmest and happiest birthday yet, my dear sister!
  • We may not be siblings from birth, but you’re for sure my soul sister. 
  • HBD to you, my dear sister! May your day be as fabulous as you are!
  • Wishing you the sweet, heart touching birthday you deserve today, sis.
  • I wouldn’t trade the bond we share for anything in the world, sis. Love you!
  • Today and always, you’re in my thoughts and prayers. Sending you sweet birthday blessings, sis.
  • Happy birthday to my second sister! You’ll always have a special place in my heart!

Longer, Heart Touching Birthday Wishes for Sister from Another Mother

Happy birthday to you today, sis!

We may not share the same mother but that makes no difference to me. You are more caring, supportive, and loyal than many full sisters out there!

To my very best friend in the whole 
world, my confidante and dear sister 
at heart, I am wishing you the most 
wonderful birthday ever today!

Always know that you are my family, 
and the small fact that you come from 
a different mother doesn’t make you 
any less of a sister to me!

Big hugs to you on your special day!

You may not be my sister by blood but
you will always be my sister at heart.

Nothing can take that away from us!

Happy birthday, my dear!

A dear gal pal like you
Who’s so funny and sweet
Is much more like a sister
Than anyone I’ll meet!

Happy birthday, bestie!

Happy birthday, girl.

I hope you know, on your special day
of all days, that you truly mean the
world to me. You are my true sister
from another mother.
Birthday hugs for my sis from another miss
The best friend a girl could wish for
Blood-relations may well share special relationships, but there are also many other ways in which precious bonds and unique friendships are formed.

In other words, I want you to know that you are so much more than just a friend. To me, I consider you to be family and my sister from another mother!

I’m wishing you an absolutely wonderful birthday today, my dearest!
Sweet wishes for my sister from another mother
Our friendship is more than just that
Happy birthday, my dear! I hope you have a fantastic day full of celebration today as you’re a true friend of mine, a real sister from another mother and mister!
My lovely sis from another miss
You’re a sister to me all the same
A sister from another mother 
A true friend like no other
I’m so lucky to have you in my life
I’ll cherish our friendship forever. 

Happy birthday to you, girl!
Happy birthday to my homegirl!

We were brought into the world by different mothers, but somewhere along the way our souls connected and we took it upon ourselves to unite as sisters. In you, I have found a companion for life.
You are as close to me as a sister
My sis from another miss
Happy birthday to my sister from
another mother, my partner in crime
and best friend in the whole world!

If we were actually related we would
be twins because we simply share
so many similarities!

Sending you big hugs and kisses
on your special day today!
We have a better connection and superior relationship to many blood-related siblings! To me, you’re the sister I never had and the best friend a person could wish for.

I’m sending lots of love, hugs, and kisses your way today, bestie! Happy birthday!
You may not be my sister by blood but
you will always be my sister at heart,
and nothing can take that away from us!

Happy birthday!
We may have come from different beginnings, but when our paths crossed our lives became intertwined and in you, I found a true friend and sister!

Happy birthday, bestie!
Happy birthday to the biggest blessing in my life: my dear sis from another miss!

We’re practically twins and to me, you’re a friend and a sister rolled into one!
I hope the celebrations
On your special day this year
Leave you feeling pleased
And elated, my dear.

You are one of a kind, 
Someone so special to me, 
And, in me, I hope you know
You’ll always have a true sister.

Happy birthday!
Another birthday already, girl! What
happened to us, when did we get so old!

No matter how old we get, we’ll always
be there for each other and you’ll forever
be my favorite gal pal.

I hope you enjoy your special day, bestie.
I am eternally blessed to have a friend like you in my life who I can proudly call a sister. You are, and always will be, like family to me.

I’m wishing you the warmest and happiest birthday yet, my dear!
Happy birthday to you today, sis!

We may not share the same mother but that makes no difference to me. You are more caring, supportive, and loyal than many full sisters out there!

No matter what, you will always be the most complete sister to me.
You might not be my biological sister, but deep down in my heart, you're the truest sister ever to exist.

You are so meaningful to me and a real blessing in my life; I couldn’t be more thankful for you.

Happy birthday, my special sis!
HBW Editorial Team
HBW Editorial Team
Happy Birthday Wisher relies on a team of writers, editors, poets, and enthusiasts to produce, organize, and review all the content.

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