Celebrate your colleague’s special day with thoughtful and kind birthday wishes. Show your appreciation for their contributions and make their day brighter with these heartfelt messages. Heartfelt Birthday Wishes for Colleague Check out this guide for inspiration while writing meaningful birthday wishes to congratulate a coworker on their special day. Find the perfect message for your coworker's birthday card with this list of 61 ideas. Choose from short and sweet, funny, heartfelt, professional, inspirational, and belated wishes. Below are 30 ready-to-use birthday wishes—funny, heartfelt, and inspirational—that you can adapt to suit your relationship and workplace culture. Happy Birthday! Your love and support make every day brighter—hope this year brings you the joy you always share with us.