Trevor, a British standard, took a long time to cross the Atlantic, but finally began its rise here in the 1980s. It is now a thoroughly naturalized citizen, though it still retains a touch of Anglo class.

Caden is a key member of the rhyming contingent that includes Aiden, Jayden, Kayden, Brayden et al. It may derive from the Celtic Cadan or Irish Cathán, both from the same root meaning "battle". It is also possible it comes from Cade, meaning "round" or "barrel".