2019 FIBA Basketball World Cup Group J

Group J was one of four groups of the second round of the 2019 FIBA Basketball World Cup. It took place from 6 to 8 September 2019, and consisted of the top-two teams from Groups C and D. The results from the preliminary round were carried over. The teams from Group C played the teams from Group D, for a total of two games per team, with all matches played at Wuhan Sports Center Gymnasium, Wuhan. After all of the games were played, the top two teams advanced to the quarter-finals, the third placed team was classified 9 to 12, and the fourth placed team 13 to 16.