These were the 1956-57 Ottawa District Intermediate Playoffs:
Quarterfinals[]
- Courtaulds Hornets - Kemptville Royals 2:0 on series (6:2, 9:3)
- Bourget - Smith's Falls Rideaus 9:10, 18:3, Falls conceded
- Richport - Buckingham
Richport had won the Quebec-Ontario Hockey League crown.
Semifinals[]
Best of 3
- Hawkesbury (Richport) - Renfrew 7:6 OT
- Bourget - Courtaulds Hornets 2:0 on series (7:5, 5:3)
Final[]
- Richport - Bourget