Cathan \c(a)-than\ as a boy's name is of Gaelic origin, and the meaning of Cathan is "battle". From "cath". May have originated as a pet form of a longer name. See also Kane.

For more information, see also the related name Callan.

Baby names that sound like Cathan are Caydan and Caidan. Other similar baby names are Cathal, Dathan, Cahan, Lathan and Nathan.