Save Type Surname (from given name) Usage French (Quebec) Pronounced Pron. KAS-TAWN-GEH(French) [key·IPA] Other Forms FormsGastonguay Meaning & History From a combination of Gaston and Guay, the name of a 17th-century French immigrant to Quebec, Canada.
indicate the level to which a name has been verified. indicate the level to which a name has been verified.
indicate the level to which a name has been verified.