Save Type Surname (from occupation & from location) Usage English Pronounced Pron. /ˈkeɪ/ [key·simplify] Meaning & History Derived from Old French kay meaning "wharf, quay", indicating one who lived near or worked on a wharf. Related NamesDetails RootkayVariantsKey, Keyes, KeysSame SpellingKay 1User SubmissionKay Categories nautical, structures, water