Crayn \c-ra-yn\ as a boy's name is a variant of Crane (Old English), and the meaning of Crayn is "crane".

The baby name Crayn sounds like Crayne and Crain. Other similar baby names are Frayn, Aran, Arwyn, Brann, Bran, Brain, Bryn, Cain, Carwyn, Colyn, Corbyn, Cyran, Corwyn, Craig, Craik, Cram, Craine, Craven, Crayton, Croy, Eran, Erwyn, Frann, Fran, Frayne, Gwayn, Gray, Graye, Irwyn and Oran.