2017–18 OHL season
| 2017–18 OHL season | |
|---|---|
| League | Ontario Hockey League |
| Sport | Hockey |
| Duration | Preseason September 2017 Regular season September 2017 – March 2018 Playoffs March 2018 – May 2018 |
| Number of teams | 20 |
| TV partner(s) | Rogers TV, TVCogeco, Shaw TV |
| Regular season | |
| Hamilton Spectator Trophy | Sault Ste. Marie Greyhounds (5) |
| Season MVP | Jordan Kyrou (Sarnia Sting) |
| Top scorer | Aaron Luchuk (Windsor Spitfires/Barrie Colts) |
| Playoffs | |
| Playoffs MVP | Robert Thomas (Bulldogs) |
| Finals champions | Hamilton Bulldogs (1) |
| Runners-up | Sault Ste. Marie Greyhounds |
| 2017–18 CHL season | |
|---|---|
| League | Canadian Hockey League |
| Sport | Hockey |
| Duration | OHL September 2017 – March 2018 QMJHL September 2017 – March 2018 WHL September 2017 – March 2018 |
| Number of teams | 60 |
| TV partner(s) | RDS Rogers Sportsnet Rogers TV Shaw TV |
| Finals champions | Acadie-Bathurst Titan |
The 2017–18 OHL season was the 38th season of the Ontario Hockey League, in which twenty teams played 68 games each according to the regular season schedule, from September 21, 2017 to March 18, 2018. The Sault Ste. Marie Greyhounds accomplished a streak of 23 consecutive wins between October 27, 2017 and January 4, 2018.
The Hamilton Bulldogs won the J. Ross Robertson Cup as they defeated the Sault Ste. Marie Greyhounds in six games to represent the Ontario Hockey League at the 2018 Memorial Cup, which was hosted by the Regina Pats of the WHL at the Brandt Centre in Regina, Saskatchewan from May 18–27, 2018.