Chukwudiebere "Chu" Maduabum (born March 19, 1991), sometimes credited as "Chuk", "Chuck", or "Chu Chu", is a Nigerian professional basketball player.
He was drafted 56th overall by the Los Angeles Lakers in the 2011 NBA draft before his rights were traded to the Denver Nuggets.Maduabum, a 6'9" power forward, was the third player drafted straight from the D-League, following fellow second round picks Mike Taylor and Latavious Williams.
He played for two teams while he was in Nigeria before going to the D-League: the Dodan Warriors and the Kano Pillars.
He also played in the FIBA Africa Club Championship.