Are you looking for some exciting 50th birthday wishes for sister? If you have a sister close to her 50th birthday, congratulations! You should be proud to have such a great sister.

Wishing someone a happy birthday is not easy, but it helps if you pay attention to details. With these 50th birthday wishes, I’ve tried to include things that most sisters would appreciate.

Happy 50th Birthday Wishes For Sister

1. Happy 50th birthday! It’s hard to believe you’re fifty years old. You look and seem so young, we still think of you as a teenager. But of course, today we will all think of you as a very special lady, who has lots of wisdom to share with us. There is no one else like you; we are proud to be your sisters and the best friends any person could ever have!
2. Dear sister, I would like to wish you a happy 50th birthday. It is amazing to see how old we’ve become. You look great for your age and I don’t think we will ever stop being best friends. Please know that you are a great person and you deserve to be treated well by everyone.
3. You are turning 50! That’s hard to imagine, but it’s true. God has blessed me with the best sister ever. You always support whatever I do and your kind heart cheers me on when I feel down. Happy 50th birthday and many days to come!
4. Happy 50th birthday sis! I cannot believe it has been 50 years since you came into this world. I have absolutely loved every minute of it! Your funny, smart, beautiful daughter is so lucky and grateful to have such an awesome mom in her life. You are going to be an awesome and vibrant 51 year old woman… and you deserve every amazing thing that is to come your way! Your family and friends love you, and HAPPY BIRTHDAY!
5. How time flies. It seems like only yesterday we were lounging back in the mud, trying to pass the time among our well-worn army backpacks. You are like a sister to me and our friendship has always surpassed any other. Happy 50th birthday!
6. Sis, you are one of the best sisters I could have ever wished for. I couldn’t ask for a better sister because you are so caring and always know exactly what I need. You have made my life better in many ways and I just wanted to tell you that I love you SO much. Happy 50th birthday!
7. You’ve given me everything. You’re my inspiration and the strongest woman I know. When I look at you, I see strength and integrity. I am grateful that god chose me to be your sister. Relationships between sisters are so special, and our bond is stronger than most. There isn’t a word in the dictionary that can describe the love that I have for you. Happy 50th birthday!
8. I mean it when I say you’re perfect. Your smile lights up a room, and you know how to put a smile on my face. You make me laugh when I want to cry and you try to see the good in everyone. I’m so happy we are sisters forever and ever, no matter what happens our bond will last eternally. I love being your sister! Happy 50th birthday!
9. It’s hard to believe you’re 50. You haven’t changed a bit since high school. I hope it stays that way for a long time!  I know it must be hard at times with the kids and all, but your endless supply of positive energy keeps you on top. But somebody should really tell you what an amazing person you are. Now that you have reached this milestone of life I think it’s time for us to rediscover our passion for you. Happy 50th birthday!
10. The love of my life. The laughter of my soul. The dream I held in my heart. You are more than a sister, you’re a friend and family member. For 18 years that we have shared you’ve been there for me through thick and thin. Happy 50th birthday!
11. I began to realize that my sister was really a lot like me. She knew how to work the system for her advantage, she was quite the flirt and she had the same silly sense of humor I did. Happy 50th birthday!
12. Sis, it’s your 50th birthday, and I couldn’t think of a sweeter way to celebrate than with a heartfelt message from your younger brother. As you embark on this next chapter in your life I want to let you know that you are one of the most amazing women I know. I admire your feisty spirit, your tenacious attitude and your uncompromising drive. Your life is so inspiring and you are everything to me. I am so proud of you.
13. Are you really 50? I can’t believe it. When I was your age we were running around playing dress up and now you are a mom! We made so many memories together as children and with each passing day we make more. You are my best friend, my sister and one of the most amazing people on the planet. I am so happy to have you in my life. I love you to the moon and back!
14. Wow! What a milestone. I am so excited to say happy 50th birthday and to celebrate this amazing coming of age with you. I am proud to be your big sister and I enjoy having you as my model to follow in life. Life has treated me well because of your example.
15. As you face this new year of birthdays, I want you to know how much love and respect I have for you. You are the best sister a brother could have. Your laughter brightens my day, your warmth warms my heart, and your love makes life perfect. As you turn another year older, I want you to know that I love and admire you dearly. Have a happy 50th birthday!
16. Alright, alright. I know you’ve only invited me to your party to celebrate the number alive not the number of birthdays. But I wanted to say Happy 50th Birthday before anyone else. No one deserves a big ‘fiftieth’ more than you. Your love and support over the years have been invaluable to me. You are the most awesome sister in law! So…I guess you are stuck with me forever then.
17. Life has been a journey with you, but it’s been a journey we’ve enjoyed together. I am so glad I have you in my life, have so much fun and share so many happy memories with you. I hope that you enjoy your big birthday and that 50 years from now we are still talking about all the good times! We love you!
18. Happy 50th birthday sis! I have so many favorite sister moments in my head. Every time that I tell stories to my kids, I remember fun times with you as a kid. I love you, always have, and always will.
19. I can’t believe you are turning 50! You still look so young, full of life and beautiful. You were my dream sister when I was a young girl, so kind, smart and caring. Now you are the real deal, I couldn’t imagine better. Happy 50th birthday dear sister! May all your dreams come true, love you lots!
20. You are the best sister anyone could ask for. I know you have had your ups and downs, but you always came out on top. You are now at a new stage of life and it’s time to celebrate! Happy 50th birthday and I hope we can still keep in touch 50 more years from now!
21. Happy 50th Dear Sister! I couldn’t believe it when the waiter said you were 50 today. Time sure does fly by. You look great, and even though you act like it hasn’t, I know you are feeling every minute of your big day. Today I want to celebrate you, because you are one of a kind.
22. Sister, I love you so much. You are the sister that I always wanted and never had. Even though we had our problems we got through them. I love your sense of humor and you always have a smile on your face. I am going to miss you so much when you move away, but that is life and I still hope to see you often! In celebration of your 50th birthday, I want to say that you are awesome and that I love you!
23. Happy Birthday Sis. I can’t believe you are 50. You were born exactly one year after me and we have been celebrating together for the past 49 years. You will always be my baby sister so I told Mom to save you a piece of cake.
24. I am so excited that I get to spend another year with you. Not a day goes by that I don’t thank the heavens for bringing you into my life. Happy 50th to the best sister in the world!
25. Happy Fiftieth Birthday to my sister!!! I know that you are turning fifty, but you haven’t changed one little bit. You are as beautiful and as kind as you have always been.
26. You are such a wonderful person to spend your time with. Over the years I have grown closer to you as we often hang out and go out on adventures together. You always seem to bring out the best in me, no matter where I am heading in my life. I hope we will remain this close, and hope you will find happiness in your 50th year and beyond!
27. It was the best of times, it was the worst of times. Jack, I don’t know what to say. I’ve been your sister for 50 years, and hopefully many more to come. Thank you for always standing by my side and being my protector. I cannot imagine life without you. Happy 50th birthday!
28. Happy 50th birthday sis! I’ve seen you coming into this world as a baby, growing up, falling in love and raising your own family. My parents would be so proud to see how strong and independent you have grown. I couldn’t image life without my loving sister. I love you so much!
29. Dear sister, you are entering the second half of your life and the party needs to be insane. We have 50 years of stories to tell, adventures we have been on and places we have seen. On this day, my wish for you is a wonderful life that is full of joy and love. I hope you look back at this day with pride and happiness as it is my honor to be part of this celebration for you. Happy 50th Birthday!
30. Also Check: 45th Birthday Wishes For Sister
31. Dear Sister, I hope your 50th birthday is simply wonderful. Let’s start with a round of applause for your tremendous accomplishments over the past fifty years. You have certainly earned every moment of joy, every laugh, and every tear you have been blessed with over the years. I am so happy that God choose me to be your sister. I will always be thankful for the opportunity I have had to learn from you and to laugh with you.
32. 50 years; 50 years already! We cannot believe it. You a fantastic older-younger sister, as well as an amazing woman. You’re brave, strong yet you have a heart of gold and a smile to match. We love you so much! Happy 50th!
33. Fifty years is quite a feat. I know that you are up to all the challenges that life throws at you because you are more like a sister to me than a friend and a 50th birthday is just another day for you. As one of the great women in my life, I’d like to wish you all the best and hope your new age comes with lots of laughter, love and happiness!
34. 50 years ago my mom gave birth to the sweetest little sister in the world. From the day you were born, you were the light of all our lives; an angel sent from heaven, with your golden heart and beautiful smile. You are truly a role model for us all and we are so lucky to have you as our big sister! Happy birthday wishes to my dear sister, 50 years is just the beginning!