2011–12 WOAA Senior League season

The 2011–12 WOAA Senior League season was the 22nd season of the WOAA Senior AA Hockey League. The league played a 24-game regular season which began in October 2011 and concluded in January 2012. The post-season began in February 2012 and concluded in April 2012.

The Saugeen Shores Winterhawks won the WOAA Senior AA Hockey Championship, defeating the Tavistock Royals in the final round of the playoffs. The Winterhawks completed the post-season with a perfect 16–0 record en route to the championship.

Team changes

 * The Drayton Icemen and Palmerston 81's merge and become the Mapleton-Minto 81's. The team will play home games in Drayton, Harriston and Palmerston.
 * The Lucan-Ilderton Jets relocate to Komoka and are renamed the Komoka Classics.

Final standings
Note: GP = Games played; W = Wins; L= Losses; OTL = Overtime losses; GF = Goals for; GA = Goals against; Pts = Points; Green shade = Clinched playoff spot

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

(N2) Elora Rocks vs. (N7) Shallow Lake Crushers
''Note: Game five was played in Fergus, Ontario.