The 2015–16 OHL season was the 36th season of the Ontario Hockey League, in which twenty teams played 68 games each according to the regular season schedule, from September 2015 to March 2016. The Plymouth Whalers relocated to Flint and became the Flint Firebirds, playing at the Dort Federal Credit Union Event Center. The Belleville Bulls relocated to Hamilton and became the Hamilton Bulldogs, playing at FirstOntario Centre. The London Knights won the J. Ross Robertson Cup for the fourth time in franchise history, as they defeated the Niagara IceDogs in four games in the final round of the playoffs. The Knights qualified for the 2016 Memorial Cup held at the ENMAX Centrium in Red Deer, Alberta. London defeated the Rouyn-Noranda Huskies 3-2 in overtime in the final game, winning the Memoria