List of Basketball World cup Winners. The most recent FIBA World Cup was won by USA, who beat Serbia to win their fifth World. Undefeated USA Claims FIBA World Championship Gold With Win Over . marks also list first, first and second, respectively, in the career record book. List of records attained in the FIBA Basketball World Cup. Contents. [hide]. 1 General to the FIFA World Cup's success rate of 32% (6 of 19); furthermore, no host has won the championship since Yugoslavia won in , and only one host.