| Result | Tournament |
|---|---|
| Barry McLean defeated John Lessard | 2017 Canadian Championships Straight Pool |
| Luc Salvas defeated John Lessard | 2017 Canadian Championships 9-Ball |
| John Lessard defeated Jason Robichaud | 2017 Canadian Championships 9-Ball |
| Bill MacPherson defeated John Lessard | 2017 Canadian Championships 9-Ball |
| John Lessard defeated Greg Plester | 2017 Canadian Bar Table Championships 8-Ball |
| John Morra defeated John Lessard | 2017 Canadian Bar Table Championships 8-Ball |
| John Lessard defeated Jamie McKeen | 2017 Canadian Bar Table Championships 8-Ball |
| Al Porter defeated John Lessard | 2017 Canadian Bar Table Championships 8-Ball |
| John Lessard defeated Chris Russell | 2017 Canadian Bar Table Championships 8-Ball |
| Tim Bristow defeated John Lessard | 2017 Canadian Bar Table Championships 8-Ball |
| John Lessard defeated Greg Plester | 2017 Canadian Bar Table Championships 8-Ball |
| John Lessard defeated Marcel Boudreault | 2017 Amateur Canadian Championships 9-Ball |
| Sumon Sarkar defeated John Lessard | 2017 Amateur Canadian Championships 9-Ball |
| John Lessard defeated Nick Jacques | 2017 Amateur Canadian Championships 9-Ball |
| Dave Kimber defeated John Lessard | 2010 Amateur Canadian Championships 9-Ball |
| Dennis Rhodes defeated John Lessard | 2010 Amateur Canadian Championships 9-Ball |