Meaning A boy's name of Welsh origin, it means "From Elian's home Origin of Trevelian Welsh +-100%Zoom level changed to 1 Popular Middle Names Pronunciation 🔊 Listen Trevelian Similar Names Powell Pwyll Trevelyan Talyessin Timotheus Twm Aneirin Siarl Mihangel Padrig Year by Year Popularity of Trevelian