Frenk is a surname. Notable people with the surname include: Carlos Frenk (born 1951), Mexican-British cosmologist Julio Frenk (born 1953), Mexican physician and former Secretary of Health of Mexico Mariana Frenk-Westheim (1898–2004), writer, hispanist, lecturer of literature, museum expert and Mexican translator Navarro-Frenk-White profile, spatial distribution of dark matter predicted from N-body simulations, Frenk Ibrahim Pasha (1493–1536), Ottoman grand vizier