100+ Happy Birthday Wishes for Cousin Sister

• Friends may come and go, but cousin sisters are forever. Happy birthday!

• I have warm and happy feelings about my childhood because we have spent so many years together. Thank you for being an amazing cousin sister. Happy birthday.

• Sibling love like ours is rare. I’m so glad we share an unbreakable bond. Happy birthday to my sweet sissy!

• I am so lucky to have you as my cousin’s sister. You are capable of dealing with my craziness. And you know what? You are a little crazy too, but in a good way! Happy birthday, sis.

• No matter what life throws my way. I know that I can always count on you, cousin sister. Happy birthday.

• You brighten my life and I’m forever grateful for you. Happy birthday to my rock star cousin sister.

• Anmy life is not be complete without you around. Happy birthday, sis. Love you.

• You have been my guiding light, sis. Whenever I have felt lost, you have always held my hand. Happy birthday to the most incredible person I know.

• You are my support system. You have always encouraged and motivated me to be my best self. Thanks for being there in my life. Have a wonderful day, sis.

• Nothing makes me happier than seeing you smile. Wishing you the best birthday yet!

• I wish you boundless success, happiness, and joy, cousin sister. You deserve to be treated like a princess. I am so glad I have a cousin sister as amazing as you.

• You are perfect, dear sis—warm, caring, courageous, and strong. I do find you a little annoying sometimes, but I love every bit and piece of you. I hope your birthday is as brilliant as you are.

• May you have a fulfilling year with joyful and memorable experiences. I would have no one else as my cousin sister. Happy birthday. Love you.

• You have been my punching bag, and you have been my comforting pillow. Thanks for being by my side without judging me. Happy birthday, sis. Love you.

• No one knows me like you and no one ever will. Happy birthday to my first and forever friend.

• May this birthday bring a smile to your lips and twinkle in your eyes. Hope this year is filled with exciting and delightful experiences. You deserve the best.

• You have enriched my life with so many incredible moments of cheer and fun. A very happy birthday to my annoying but beloved cousin sister!

• cousin sisters rock and I’m so thankful to have the absolute best. Happy birthday.

• Having a cousin sister is like having the double of everything—two wardrobes, two shoe racks, two makeup bags, and two loving hearts connected. Love you, cousin sister.

• I’m so lucky to have a beautiful and kind-hearted cousin sister like you. I hope you have a wonderful birthday.

• You are the most thoughtful, dependable and caring person I know. How did I get so lucky to have you as my cousin’s sister? Happy birthday, beautiful!

• You have been my role model since our childhood. Thank you for making growing up fun and exciting. Wish you a very happy birthday.

• Wishing an outstanding birthday to an outstanding cousin sister. May you be blessed with all the things you desire.

• You were my best friend during childhood and still are. I am blessed to have you as my wonderful cousin sister. Happy birthday to my best friend.

• Here’s a toast to the most incredible, surprising, and delightful person I know. Wish you a very happy birthday.

• I can’t imagine how my life would have been without you. You have brought so much love and joy into my life. Happy birthday to my adorable cousin sister.

• You have been my rock. Your strength and courage inspire me. I am so glad that I have a cousin sister as awesome as you. Happy birthday, sis.

• Sis, you are a star who dazzles with kindness, love, and generosity. You are one of a kind who has brought so much light into our family. Happy birthday.

• When mom and dad brought you into this world, I was a bit jealous. Who knew you would eventually become my best friend? Sending you lots of hugs and kisses on your special day.

• You are like my favorite box of chocolate—sweet, soft, , and brightens up my mood when I am down. Happy birthday to the coolest cousin sister.

• When I’m having a good day or if I’m having a bad one, you’re always the first person I call. Thank you for always being there for me no matter what. Happy birthday, cousin sister!

• My life would not be complete without your aroundSave

• cousin sisters are like diamonds—sparkly, priceless, and a woman’s best friend. Wish you an incredible year, sis. Happy birthday.

• Life would have been so boring and dull without you. There is never a low moment with you. Thanks for being a smart and sassy cousin sister. Happy birthday.

• I treasure our memories and time spent together. Your presence has made my life so much better. Happy birthday to my adorable cousin sister.

• I wanted to give you your favorite things on your birthday. But guess what? I am a great hugger. Sending a big loving hug your way on your birthday.

• To my adorable cousin sister, who has always been by my side. Happy birthday! You are the most precious person in the world.

• You are lucky to have an awesome, cool, and stunning brother. Yes, you are amazing too, but I don’t let you know that often! Wish you an incredible year, sis. Happy birthday.

• May your birthday be filled with all the sweet things, including cakes, chocolates, candies, and me! Happy birthday, sis!

• I am so happy and joyful for your birthday because I know you will always be older than me. Happy birthday from your younger cousin sister!

• Even though we are miles apart, you will always be in my heart. Happy birthday to my phenomenal cousin sister.

• We share so many things as cousin sisters—successes, failures, and memories. Thank you for lending a shoulder when I am down and giving me a fist to bump at my triumphs. Happy birthday to the best cousin sister in the world.

• You can pick anything that you want from my wardrobe for today. Happy birthday, sis.

• You always push me to achieve greater things. You never doubted me, and what I am today is because of you. Thank you for being an inspiration. Happy birthday, sis.

• Like you can’t stop having your birthdays, you can’t stop being an awesome cousin sister. Cheers to an incredible year ahead. Happy birthday, sis.

• I may be the older cousin sister, but I’ve learned so much from you. Thank you for being an incredible younger cousin sister. Happy birthday!

• You continue to be my biggest inspiration. Happy birthday, sis!

• There is no loving bond like the bond between the cousin sisters. This love brings back so many warm, fuzzy feelings and memories. We’ve each other’s backs, sis. Happy birthday.

• I will always be your biggest fan and cheerleader. Happy birthday to the absolute best cousin sister in the world.

• There are so many things I admire about you. The way you take everything head-on, and the way you work towards your dreams. You inspire me every day, sis. Happy birthday to my coach.

• Wishing you a bigger and better year full of cherishable memories, great opportunities, and success. Happy birthday, sis.

• No one could hold a candle to you, as you are too hot to handle! Happy birthday to my feisty and vivacious little cousin sister.

• You are one of my biggest inspirations. Wishing you the happiest birthday!

• I wish you joy, happiness, and bliss on this wonderful day. Happy birthday, cousin sister.

• When times are good and when they’re bad, you’re the best cousin sister I could ever have. Happy birthday!

• No doubt, you are the best cousin sister in the world. You are so awesome that others can take lessons from you on being an incredible cousin sister. Happy birthday, sis.

• Happy birthday to the most stylish head turner I know. You will always be my role model. Have a wonderful day, sis.

• You are a phenomenal cousin sister who spreads joy, happiness, and warmth to everyone around you. I am lucky to be your cousin’s sister. Happy birthday.

• Happy birthday to my partner in crime. I am glad that in this getting older thing, we are together. Wish you a very happy birthday, sis.

• I am glad to have you as my cousin’s sister. You are a remarkable person, dependable, and loveable. Sending my best wishes your way on your birthday.

• Growing up you were always the most beautiful girl in the world to me. That still rings true. Happy birthday, big cousin sister.

• As kids we fought, as teenagers we argued, and as adults we have been having passionate and intense discussions. I don’t know what we will do when we grow old with no fire left! Thank you for bringing passion and vivaciousness into my life. Happy birthday, cousin sister.

• I know we are stuck with each other, but if I were to choose anyone else, I would still pick you as my cousin’s sister, over and over again. Many many happy returns of the day, sis.

• Friends may come and go, but cousin sisters will be on each other’s side. Wish you a very happy birthday, sis.

• cousin sister, you are like an ice cream topping—one can go without it, but then, you won’t have as much fun! Happy birthday to my smart, loving, and fun sis.

• May your birthday bring a year filled with hope, excitement, happiness, and promises for a great future. Sending you a warm, fuzzy hug. Happy birthday, sis.

• I hope this birthday brings you much happiness and joy into your life. Happy birthday, sis.

• I feel lucky and overwhelmed by all the love you have for me. Happy birthday, sis. Love you.

• You are unique, like a snowflake. It is incredible to have a cousin sister as smart, fun, caring, and bubbly as you. Wish you a wonderful year ahead.

• Your birthday holds a special place in my heart. This was the day I got the most precious gift—you as my cousin’s sister. Happy birthday to my wonderful cousin sister.

• You’re the sunshine on a cloudy day. You brighten our lives and we’re so blessed to have you in our lives. Happy birthday, dear cousin sister.

• No matter how old we get, I’ll always look up to you. Happy birthday to my big cousin sister.

• The bond we share is irreplaceable. You drive me crazy and make me smile. Wish you a very happy birthday, sis.

• Who knew you would become such an incredible person growing up until I realized you learned well from the master, sis. Happy birthday.

• No matter what is going on with our lives, I will always be there for you, my little sis—rain or no rain. Wish you a bright future ahead. Happy birthday.

• You are everything I wish I could be—strong, courageous, dependable, and a beautiful soul. Here are two bigger and better years ahead. Happy birthday.

• I don’t know what I’d do without you in my life. Happy birthday, dear cousin sister.

• Happy birthday, my adorable sis. The world is a better place when you are around. Thank you for showering me with your love and care.

• While growing up, you always drove me crazy; but now, when people around me drive me crazy, I talk to you! Happy birthday to my beloved cousin sister.

• You are one of the few people in the world who can turn my tears into a big wide smile. Lucky to have you as my cousin’s sister. Happy birthday, love.

• As kids, we used to say we would do everything together, but count me out of this getting older thing, you have to do it alone. A big hug from your forever younger cousin sister.

• You were my first friend and will always be my best. Happy birthday, cousin sister.

• Today we celebrate the person who brings so much joy to our lives. Happy birthday, cousin sister.

• You are an amazing gift wrapped with a fantastic attitude, and kindness, and generosity on the inside. I’m lucky to have you. Happy birthday, sis.

• Sibling love today and always. Happy birthday, cousin sister.

• Wishing the world’s best cousin sister a wonderful birthday. You deserve everything your heart desires.

• cousin sister bonds are one-of-a-kind. I’m so grateful to know this firsthand. Happy birthday!

• You know I don’t enjoy sharing my things, but I have loved sharing my childhood with you. You are so precious to me. Happy birthday, sis.

• I know we don’t talk daily, but you are always in my heart. Happy birthday, sis.

• People say heroes are one in a million, but you are one in a lifetime. I am glad to call you my cousin sister. Wishing you the best on this day.

• Having a cousin sister is like homework—it is annoying, but it helps you learn so much! Jokes apart, thanks for being one of the best teachers in my life. Happy birthday, sis.

• You are a rainbow in my life—adding vibrancy and colors after periods of rain in my life. I can’t thank you enough. Happy birthday to the world’s best cousin sister.

• You are a keeper, sis. We do fight but end up making up every time and are closer for the struggle. Wish you a happy birthday.

• We were siblings first because of our parents, but with your loving and caring nature, we became friends. Have a wonderful day, sis.

• People are not always fortunate as I am to have you as my cousin’s sister. Sending you hugs and kisses on your big day.

• Little sis, over the years, I have watched you grow as a spectacular and phenomenal woman. We are all so proud of you. Wish you a very happy birthday.

• Some people are just a joy to be around. You’re one of them. Thank you for being you! Happy birthday.

• Through all these years of growing up, my childhood memories always had one constant—you, who made my life better in every aspect. Thank you for being my inspiration. Happy birthday, sis.

• You are like a kaleidoscope, bringing vibrancy, colors, and beautiful patterns to my life. Thanks for being a wonderful cousin sister.

• Through thick or thin, I can always count on you. That’s why I hope you enjoy your special day to the fullest! Happy birthday, cousin sister.

• My cousin ‘s sisters speak a language that only we understand. It’s our special sibling power. Happy birthday!

• May this year be filled with success, great people, good times, and beautiful memories. Happy birthday, sis.

• When you blow out your candles and make wishes, I hope that they all come true. Happy birthday, sissy.

• Thank you for bringing so much joy and love into my life. I wish you the best on this special day. Happy birthday, sis.