Whether your sister is your best friend, you want to make her laugh, or you just need to find a simple quote to wish her a happy birthday, this collection of birthday wishes for your sister has ...

From funny birthday captions to sweet ones, these birthday wishes for your older or younger sister are perfect. Of course, if ...

Wishing you a fabulous birthday filled with laughter and love! Happy birthday to my sister and best friend. To my beautiful sister, happy birthday! You shine today and every day. Happy birthday!