From short and sweet notes to funny one-liners and heartfelt messages, we've rounded up the best birthday wishes for every kind of colleague. Need help crafting the perfect message? Birthdays at work are a nice reminder that our coworkers are more than just colleagues; they’re people we share a big part of our days with. Taking a moment to wish them well can brighten their day and strengthen the bond you share. Here are some thoughtful and fun happy birthday wishes for coworker that you can send. Find the perfect birthday wishes for your colleague to celebrate their special day and show your appreciation. Browse through simple, heartfelt, funny, and motivational messages for different occasions and genders. In this post we’ve compiled a list of birthday wishes for colleague—from thoughtful and heartfelt to fun and lighthearted.