In the NBA, Black Jesus is a nickname for LeBron James. The nickname was given to him by Shaquille O'Neal during their time together on the Miami Heat. Black Jesus is a reference to James' stature and ability on the court, as well as his African-American heritage.
James has lived up to the nickname, winning four NBA championships, four MVP Awards, and three Finals MVP Awards. He is widely considered to be one of the greatest players in NBA history.