Kevin, a 2-syllable boy's name of Celtic/Gaelic origin, means: One who is gentle; handsome. Kevin's ethnic backgrounds include Irish and English/Welsh. Entertainers with this name include Kevin Costner (Movies), Kevin Keegan (Sports), Kevin Kline (Stage/Theater) and Kevin Spacey (Movies). It has religious backgrounds in Saints. Nicknames for Kevin are Kev. Other names associated with Kevin are Kevan and Keven.