USAGE: Welsh, English
PRONOUNCED: TRE-vər (English)
Meaning & History
From a surname which was originally from a place name meaning “big village” from Welsh tref “village” and mawr “large”.
VARIANT: Trefor (Welsh)
DIMINUTIVES: Trev (Welsh), Trev (English)
Trevor can be a given name or surname of Welsh origin (as a given name Trefor in Welsh): also a habitational name from any of the numerous places in Wales, in particular the one near Llangollen, from the Welsh tre(f), meaning “homestead”, or “settlement” and a form of mawr, meaning “large”.
Trevor is also a name of Irish origin. It is a reduced Anglicized form of Gaelic Ó Treabhair (descendant of Treabhar), a byname meaning “industrious”, “tight”, or “prudent”.
Ó TREABHAIR—I—O Trevir, O Trover, Trevor, Trower, Trevors, (Travors, Travers); ‘descendant of Treabhar’ (prudent, wise, skilful); the name of an ecclesiastical family in Co. Leitrim, of the same stock as the MacClancys, who were erenaghs of Killarga; still common in Leitrim; now also in parts of Ulster.