Jayce is a modern American name, a short form of Jason, "healer", or simply the name Jay with a stylish ending; the spelling Jace is used just as often. It belongs to the family of short, punchy boys' names like Jett and Knox. Jayce ranked 604th in the United States in 2000, peaked at number 132 in 2015 and has eased very slowly to number 167 in 2025.