221. Happy birthday to my number one, absolutely incredible sister! True, you are my only sister, but you truly are the best one I ever had!
222. I am so grateful you're my sister, I can't imagine life without you! Thanks for being amazing! Have a great birthday!
223. There might be countless people in this world, but to me, you are the best of the best. Happy birthday!
224. Sister: A person who's been where you've been; someone you can call when things aren't going right; is more than just family; a sister is a forever friend.
225. Happy birthday to my awesome sister! I’m so proud of all you’ve accomplished. Thank you for being such a great example.
226. I know you have been through so many hard times, but you never gave up. You are my idol and the strongest woman in this entire world. You have such a positive approach to life. Wishing you a happy birthday.
227. I feel like I won the jackpot when it comes to siblings. Words simply aren't enough.
228. It is so wonderful to have a sister like you. Have the best birthday, and I cannot wait for all of the adventures ahead of us!
229. Happy birthday dearest sister. I wish I were as good a sister to you as you are to me, I'm so lucky to have you. Thanks for always believing in me and cheering me on in life!
230. Happy birthday, sister. You are so special in my life, not only for being my family, but also for being one of my best friends. Without you I would have not made this far.
231. Wishing you a blessed day full of the love and friendship you deserve.
232. You make every day brighter just by being you. Have a birthday that's as wonderful as you are!
233. I feel so lucky that you're my sister and my best friend! You bring so much laughter and fun into my life! Hope you have a great birthday!
234. I hope your birthday is as special and bright as you are.
235. Strong but tender, determined but loving, fierce but compassionate—a complex, layered soul that I thank God for every single day. Happy birthday!
236. It is said that if you don't do wild things while you're young, you'll have nothing to talk about when you're old. Happy birthday dear sister, I hope you have a *memorable* day!
237. Having a sister who’s also your best friend is a priceless gift. I love you so much—happy birthday!
238. My crazy, loving, caring and fun sister, life without you would have been a nasty twister. Happy birthday.
239. Happy, happy birthday, sister. I believe this year will bring wonderful things to your life. Love you.
240. Sisters fill your soul with bright sunshine and your heart with laughter and joy. Happy birthday to you!