2018–19 WOAA Senior League season

The 2018–19 WOAA Senior League season was the 29th season of the WOAA Senior AA Hockey League. The league played a 22-game regular season which began in October 2018 and concluded in January 2019. The post-season began in February 2019 and concluded in April 2019.

The Clinton Radars won the WOAA Senior AA Hockey Championship, defeating the Ripley Wolves in the final round of the playoffs.

Team changes

 * The Mapleton-Minto 81's return to the league after a one-year leave of absence.

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

WOAA Senior "AA" Hockey playoffs
The top eight teams qualify for the WOAA Senior "AA" Hockey playoffs. Each series is a best-of-seven.

(2) Ripley Wolves vs. (7) Huron East Centenaires
Note: Game two was played at the Davidson Centre in Kincardine, Ontario.

WOAA Senior "A" Hockey playoffs
The bottom six teams qualified for the WOAA Senior "A" Hockey playoffs.