Bourtzi (, from Ottoman Turkish and Arabic برج - burc meaning "tower") may refer to a number of fortresses in Greece: Bourtzi (Nafplio), in the port of Nafplio, the most famous of them Bourtzi (Aegina), on an islet off Aegina Bourtzi (Aulis), a ruined castle near Aulis Bourtzi (Poros), on an island off Poros Bourtzi (Chalkis), a now demolished Venetian fortress at Chalkis Bourtzi (Methoni), at Methoni, Messenia Bourtzi (Karystos), at Karystos