The Oshawa Generals won the J. Ross Robertson Cup for the 13th time in franchise history, as they defeated the Erie Otters in five games in the final round of the playoffs.
Oshawa defeated the Kelowna Rockets 2–1 in overtime in the final game, winning the Memorial Cup for the fifth time in franchise history.
Defencemen Wingers Centres Note: GP = Games played; G = Goals; A = Assists; Pts = Points; PIM = Penalty minutes Note: GP = Games played; Mins = Minutes played; W = Wins; L = Losses: OTL = Overtime losses; SL = Shootout losses; GA = Goals Allowed; SO = Shutouts; GAA = Goals against average The OHL All-Star Teams were selected by the OHL's General Managers.
The Sudbury Wolves held the first overall pick in the draft, and selected David Levin from the Don Mills Flyers of the GTHL.
[2] On June 26–27, 2015, the National Hockey League conducted the 2015 NHL Entry Draft held at the BB&T Center in Sunrise, Florida.