80%RatingSave Gender Masculine & Feminine Usage English (Rare) Pronounced Pron. sin-KLEHR [key·IPA] Meaning & HistoryExpand Links From a Scottish surname that was derived from a Norman French town called "Saint Clair". A notable bearer was the American author Sinclair Lewis (1885-1951). People think this name isRate·Details classic mature formal upper class urban wholesome strong refined strange complex serious Categories Alan Wake characters, authors, cat names, place names, rare English, surnames, writers