The 60 Birthday Wishes for Cousin Sister

Do you have a cousin who you consider as your sister?
Do you cherish all the great memories you shared with each other while growing up?
If so, then let her feel special on her birthday by sending her these special birthday messages and wishes.

Fate and destiny has decided that we would become cousins. However, we proved them wrong by becoming best friends. Happy bday!

Dark secrets, meaningful silences and embarrass moments… These are just some of the things we share aside from genes and DNA. Wonderful birthday to my cousin sister!

You are truly the best cousin in the world. It’s because you always cheer me up whenever I am feeling down, best birthday!


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Cousins are friends related by blood. They are siblings who do not fight for closet space and a best friend who will not reveal any secrets. Wonderful bday my dearest sis!

100 Happy Birthday Wishes

A sister is a person who will tell me not to get drunk but helps me to get drunk. She is someone who brings me home when I get drunk after a night out and will not tell anyone the things I have done when drunk. Happy birthday my cousin sister!

You no longer need to rely on video tutorials in YouTube if you have the most intelligent cousin on speed dial. Best bday to you my very intelligent cousin sister!

I’m really glad you are not my real sister. Or else, my parents will be prouder of you than be since you are indeed more intelligent and beautiful than I am. Happy birthday my cousin.

I have always longed to have an amazing sister and a beautiful sister as well. And I’m extremely happy because I got both – a sister and a cousin! Best bday dear!

The 60 Happy Birthday

Friends might betray you. Your husband might divorce you and your boss may fire you. But always remember that as your cousin, I am like your sister who will always stay by your side no matter what, wonderful bday!

Destiny has made a mistake for giving us different parents. However, it made up for the mistake by putting us together in one family, happy birthday!

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The secret to make my real sister jealous is on spending more time with a great cousin like you, best birthday!

You are my antidote for an irritating friend, cheating boyfriend, annoying boss as well as backstabbing colleagues. Thank you for being a real friend, a great cousin and an awesome sister. Wonderful birthday!

Destiny come with some serious good taste by choosing you as my cousin, happy bday my dear sister!

Happy Birthday Cousin

By bloodline, you are my cousin. However, in the passage of my heart, you seemed like my real sister, happy birthday!

People commemorate Father’s Day, Brother’s Day, Mother’s Day and a Sister’s Day. But only a few of them will celebrate cousin’s day since they do not have an amazing cousin like you who asks as my sister, too! Happy Birthday!

When life does not give great friends, it will make up by giving you amazing cousins who act like a sister. I’m really lucky I got you – a sister and a cousin as one, happy bday!

We are related in each other by blood. However, we are connected to each other through our hearts. Happy birthday my cousin sister!


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Even a real sister would not be able to fill in the shoes of such a caring cousin sister just like you, wonderful birthday!

One of the greatest joys of being an only child that I truly appreciate is having an awesome cousin sister like you in my life, happy birthday!

I have already informed my mom and dad that if they ever plan to give me another sibling, I want her to be just like you. Happy birthday my dear cousin!

What could be cozier and warmer than a hot cappuccino in a chilly winter afternoon? Well, it is being in the company of a great cousin sister like you, best birthday!

My heart will always be empty because you have taken off a small chunk of it with you, happy birthday my dear cousin sister!

Dear cousin, you are like a real sister to me minus all of the fighting. May you have a blast on this special day of yours!

My parents must have not thought of having another child in the family since they know that I will always find a great sister in you. May you have a very happy birthday my dear cousin sister!


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No other people can relegate you by calling you as my cousin. You are more to me than a real sister, wonderful bday!

We are like sisters instead of being a third cousin. And for that, I am forever grateful, happy birthday my dear cousin sister!

There is no such word like cousin in a dictionary. It is only sister or best friend and that is what we are… have a happy birthday!

Dearest cousin, I wish I have adopted you as my real sister since way back. Have a best bday and may you have a blast!


Even if you are the daughter of my mother’s sister, a great person like you meant more to me like a sister. Best bday!

You are the kind of cousin who can put real sisters and brothers into shame. Happy birthday to you my darling cousin!

No matter how far we have yet to go in life, our childhood will always bring us altogether. Happy birthday to you my dear cousin sister!

Cousins are like siblings without any rivalry. And that is how you are to me – a cousin and a sister in one. Happy birthday!


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We may not have mingled with each other during the family gatherings, but I know that we have bonded in each other’s hearts instead. Wonderful bday!

We might just be cousins, but in real life, we are so much more. We are a best of friends and a sister like what we choose to be. Best birthday!

Together we both grow up, while holding a promise that we will never grow apart. Happy birthday to you my cousin sister!

Wonderful birthday to that one and only family member who I am proud to flaunt as both my cousin and sister!


I will call you my cousin just to avoid making my best friends jealous, even though in my heart, you are my best friend and a sister in heart. Happy birthday!

Biology has not given me a sister… however, destiny surely has. Thank you for coming into my life my cousin sister, happy bday!


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Happy birthday to a great woman who is both a cousin and sister to me. This is your day so enjoy it and have fun. Remember that for me, you are a smart and beautiful woman and I am so thankful that I got you.

Happy bday to my cousin sis! You are so kind and sweet and for that, you deserve a kiss. Have a blast, sis!


I’m sending birthday wishes and lots of love to you my dear cousin. You are a year older now, but what can you do? This is your day, dear cousin sis. So embrace it all that there is for you, and go ahead, make a wish!

You might be my cousin, but I never think of you as such. For me, you are like my sister and for that, I am sending you the happiest birthday wishes. I love you so much, happy birthday!

Wonderful birthday my dearest cousin sis! We are connected by family but I feel like heaven has sent me a sister in your presence. Have a blast… remember, it’s your special day!


Best birthday to a great woman whom I consider as my sister and my best pal!

Wake up cousin! Today is your birthday and I cannot wait to greet you a very wonderful bday. I also would like to take this opportunity to thank you for you are not only a good cousin to me, but a great sister as well.

Today is a really special day. Thank you for being my best buddy, great sister and an amazing cousin. I can never imagine a world without you on it. So enjoy, have fun, for you deserve to be happy on your special day!


Hey cuz, have a best bday to you! You probably thought that I have forgotten. But you are way too special to me and I treasure all the wonderful memories we shared for I don’t only consider you as my cousin, but a sister as well.”

Best bday to a great woman, a cousin who is more like a sis! On this special day of yours, I just want you to know that you are never forgotten. You are truly an amazing woman, a smart and funny one as well. On your special day, allow me to express how much you mean to me.


A very wonderful bday goes out to one of the most beautiful, sweetest, and the best cousin ever. You are my inspiration and I am just so lucky to have you as my cousin and sister.

Only few people receive the best wishes from me and you will always be right on top of this list, what a great sentiment. True friends are truly rare, but I am so glad that we are the real deal. Best birthday to you, my dearest cousin sister!

It is not the way how you look or who you are, but it is the way you smile. Wonderful birthday to my sweetest and prettiest sister cousin!

Happy birthday! May you continue to be a good cousin and sister to me! I am indeed very lucky for I have you in my life. Thank you for everything you have given me, most especially on the advices you have shared about life.”

Dearest cousin sister, I’m wishing you a day filled with great friends, lots of laughter, loads of love and so much more! Please be happy, because it is your special day, happy bday!

Happy bday my dear cousin. I think I have already said this many times to you before and I will never get tired saying this to you over and over again – you are my inspiration and you bring so much joy into my life. I wish you will have the best birthday ever!

Birthday wishes for best cousin sister

Happy birthday to my incredible cousin sister. For me you’re more than just a cousin, you’re my play partner and my best friend. Have a remarkable day and make it unforgettable.

Your presence in my life is a source of happiness. As you celebrate a new page in your book of life, make sure to fill your pages with love, kindness and generosity. Have a wonderful birthday.

Today is no ordinary day. I want the sun to shine the brightest and the birds to sing the loudest because it is a special day in the year. You are my favorite cousin and an inspiration. Happy birthday and May all your wishes come true.

You have grown wiser since your last birthday. Keep doing good things and filling your life pages with wisdom. Have fun cousin.

Sending the warmest birthday wishes to my best cousin sister I could have heard. I hope we share more unforgettable moments.

Destiny might have made a mistake for giving us different parents. But always remember as your cousin, I’m like your sister and I will always be on your side no matter what. Happy birthday, enjoy your day, have fun!

May all the kindness you’ve given to me and others be returned in a thousand fold on this special day. I’m really lucky I got you-a sister and a cousin as one. Happy birthday sweetie.

You’re not only my cousin but also my best friend. As you celebrate your birthday I wish you a day filled with lots of laughter, loving family and great friends.

You’re a magnificent flower in our family’s landscape. May you have a phenomenal day filled with love and laughter. Happy birthday, cousin!

It is certainly a blessing to have smart, cool and superb cousin sister like you. May your birthday bring happiness and luck .I hope you have a wonderful and happy birthday.

Growing up with a cousin sister like you was awesome. You are my antidote for irritating friends, annoying boss and cheating boyfriends.You are a real friend and the best cousin. Happy birthday sweetie.