Save Type Surname (from given name) Usage Irish Pronounced Pron. /ˈkæv.ə.nɔː/(English) [key·simplify] Meaning & HistoryExpand Links Variant of Kavanagh. Related NamesDetails RootCaomhán (given name)VariantsCaomhánach, Cavanagh, Cavanah, Cavanaugh, Kavanagh, Kavanah, Ó Caoimháin