Bognor Regis (bŏgˈnər rēˈjĭs) [key], city (1991 pop. 50,323), West Sussex, S central England. It is a seaside resort. At nearby Felpham is the cottage where the poet William Blake lived from 1801 to 1804. The title Regis was granted to the town after George V convalesced there in 1929.