1) Celtic boy name 2) Scottish boy name 
Calum, originally a Scottish name, may also refer to: ...
Calum is a Celtic name for boys. The meaning is `dove, peace` The name Calum is most commonly given to Scottish boys. The chances are 100 times greater that boys are called Calum there. The name sounds like: Clem, Gilam See also: Caelan, Colman, Cailean, Columbo, Colum, Colm