Mongomo is a town in Wele-Nzas Province in mainland Equatorial Guinea, roughly 1 km (0.62 mi) west of Gabon's Woleu-Ntem Province. From Mongomo originated the nation's first president Francisco Macías Nguema and of the current President Teodoro Obiang Nguema Mbasogo, hence the name the clan of Mongomo to define those belonging to his ruling clique.