Family name origins & meanings
- English (of Norman origin) : habitational name from either of two places, Saint-Aubin-du-Thennay or Saint-Jean-du-Thennay, in Eure, Normandy, both so named from an uncertain first element (possibly a Gallo-Roman personal name or the Gaulish word tann ‘oak’, ‘holly’) + the locative suffix -acum.
