Save Type Surname (from given name) Usage Irish (Anglicized) Pronounced Pron. KEHV-in(English) [key] Other Forms FormsÓ Caoimhín (Irish Gaelic) Meaning & History Anglicized form of Gaelic Ó Caoimhín "descendant of Caoimhín" (the personal name Kevin) a name derived from gein "birth" although now regarded as a diminutive of Gaelic cóem "dear, beloved".