The 2015 Campeonato Rondoniense de Futebol was the 25th edition of Rondônia's top professional football league. The competition began on 5 April and ended on 4 July. Genus won the championship for the first time.
The five teams compete in two rounds. In the first round, the teams face each other, and the top two advance to the final. The champion secures a spot in the 2015 Campeonato Brasileiro Série D. In the second round, the champion earns a place in the 2016 Copa Verde.
After these two phases, the final will be held between the champions of both rounds in a two-leg matchup. If the same team wins both rounds, they will be declared the league champion. The overall champion will also receive a berth in the 2016 Copa do Brasil.