1984-85 Eastern Canada Allan Cup Playoffs

These playoffs determined the Eastern Canadian representative in the 1985 Allan Cup final.

Champions

 * Ontario: Dundas-Hamilton Tigers
 * Newfoundland and Labrador: Corner Brook Royals
 * New Brunswick: Riverview

Semi-Final
Best of 5


 * Corner Brook 4 Riverview 2
 * Corner Brook 7 Riverview 4
 * Corner Brook 12 Riverview 4

Corner Brook Royals beat Riverview 3 wins to 0.

Final
Best of 7


 * Corner Brook 9 Dundas-Hamilton 8 (OT)
 * Corner Brook 10 Dundas-Hamilton 2
 * Corner Brook 6 Dundas-Hamilton 4
 * Corner Brook 6 Dundas-Hamilton 5

Corner Brook Royals beat Dundas-Hamilton Tigers 4 wins to 0.

Corner Brook Royals advanced to the 1985 Allan Cup Final.