2011–12 OHL season

The 2011–12 OHL season was the 32nd season of the Ontario Hockey League. Twenty teams played 68 games each during the regular season schedule, which started on September 21, 2011 and ended on March 18, 2012. The playoffs began on Thursday March 22, 2012 and concluded on Friday May 11, 2012. The London Knights won the J. Ross Robertson Cup for the second time in franchise history. London secured a berth in the 2012 Memorial Cup hosted by the Shawinigan Cataractes of the QMJHL.

Final standings
Note: DIV = Division; GP = Games played; W = Wins; L = Losses; OTL = Overtime losses; SL = Shootout losses; GF = Goals for; GA = Goals against; PTS = Points; x = clinched playoff berth; y = clinched division title; z = clinched conference title

Scoring leaders
Note: GP = Games played; G = Goals; A = Assists; Pts = Points; PIM = Penalty minutes

Leading goaltenders
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

Playoff scoring leaders
Note: GP = Games played; G = Goals; A = Assists; Pts = Points; PIM = Penalty minutes

Playoff leading goaltenders
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

All-Star teams
The OHL All-Star Teams were selected by the OHL's General Managers.

First team

 * Michael Sgarbossa, Centre, Sudbury Wolves
 * Brandon Saad, Left Wing, Saginaw Spirit
 * Tyler Toffoli, Right Wing, Ottawa 67's
 * Dougie Hamilton, Defence, Niagara IceDogs
 * Scott Harrington, Defence, London Knights
 * Michael Houser, Goaltender, London Knights
 * Greg Gilbert, Coach, Saginaw Spirit

Second team

 * Sean Monahan, Centre, Ottawa 67's
 * Tanner Pearson, Left Wing, Barrie Colts
 * Seth Griffith, Right Wing, London Knights
 * Cody Ceci, Defence, Ottawa 67's
 * Ryan Murphy, Defence, Kitchener Rangers
 * Mark Visentin, Goaltender, Niagara IceDogs
 * Steve Spott, Coach, Kitchener Rangers

Third team

 * Alex Friesen, Centre, Niagara IceDogs
 * Andrew Agozzino, Left Wing, Niagara IceDogs
 * Nail Yakupov, Right Wing, Sarnia Sting
 * Beau Schmitz, Defence, Plymouth Whalers
 * Ryan Sproul, Defence, Sault Ste. Marie Greyhounds
 * John Gibson, Goaltender, Kitchener Rangers
 * Stan Butler, Coach, Brampton Battalion

2012 OHL Priority Selection
On April 7, 2012, the OHL conducted the 2012 Ontario Hockey League Priority Selection. The Erie Otters held the first overall pick in the draft, and selected Connor McDavid from the Toronto Marlboros. McDavid was awarded the Jack Ferguson Award, awarded to the top pick in the draft.

Below are the players who were selected in the first round of the 2012 Ontario Hockey League Priority Selection.

2012 NHL Entry Draft
On June 22-23, 2012, the National Hockey League conducted the 2012 NHL Entry Draft held at the Consol Energy Center in Pittsburgh, Pennsylvania. In total, 48 players from the Ontario Hockey League were selected in the draft. Nail Yakupov of the Sarnia Sting was the first player from the OHL to be selected, as he was taken with the first overall pick by the Edmonton Oilers.

Below are the players selected from OHL teams at the NHL Entry Draft.

2012 CHL Import Draft
On June 27, 2012, the Canadian Hockey League conducted the 2012 CHL Import Draft, in which teams in all three CHL leagues participate in. The Erie Otters held the first pick in the draft by a team in the OHL, and selected Oscar Dansk from Sweden with their selection.

Below are the players who were selected in the first round by Ontario Hockey League teams in the 2012 CHL Import Draft.