Justo Nguema Nchama Ntutum (born 3 December 1987), also known as Papu, is an Equatorial Guinean football manager and former player who played as a midfielder for the Equatorial Guinea national team.
Nguema plays for Sony de Elá Nguema in the Equatoguinean Premier League.
Nguema is a brother of late football manager and player Théodore Zué Nguema, who represented Gabon internationally.