The 2013–14 Hawaii Rainbow Warriors basketball team represented the University of Hawaii at Manoa during the 2013–14 NCAA Division I men's basketball season. The Rainbow Warriors, led by fourth year head coach Gib Arnold, played their home games at the Stan Sheriff Center as members of the Big West Conference. They finished the season 20–11, 9–7 in Big West play to finish in fourth place. They lost in the quarterfinals of the Big West Conference tournament to Cal State Northridge. Despite having 20 wins, they did not participate in a postseason tournament.