1) Celtic boy name 2) Impact crater on Mars 
Kayne is a Celtic name for boys. The meaning is `warrior` The name Kayne is most commonly given to Dutch boys. (4 times more often than to American boys.) The name sounds like: Kaine, Gayne, Keyne Similar names are: Bayne, Kayde, Kaye, Dayne, Layne, Mayne, Payne, Rayne, Wayne, Zayne