Submitted NameRevisions Save Type Surname (from given name) Usage Irish Edit Status Status [show contributorshide contributors] Added 1/16/2015 by anonymous Edited 9/18/2018 by Sofia Meaning & History Reduced form of McTraynor, an Anglicized form of Gaelic Mac Thréinfhir "son of Tréinfhear", a byname meaning "champion, strong man" (from tréan "strong" and fear "man").