| Result | Tournament |
|---|---|
| James Sinclair defeated Jerry O'Keefe | 2015 Canadian Championships 9-Ball |
| Daryl Peden defeated James Sinclair | 2015 Canadian Championships 9-Ball |
| Jason Kishayinew defeated James Sinclair | 2015 Canadian Championships 9-Ball |
| Erik Hjorleifson defeated James Sinclair | 2015 Canadian Championships 8-Ball |
| James Sinclair defeated Jason Thomas | 2015 Canadian Championships 8-Ball |
| Mario Morra defeated James Sinclair | 2015 Canadian Championships 8-Ball |
| Donny Mills defeated James Sinclair | 2012 Turning Stone Classic 9-Ball |
| Rob Metzinger defeated James Sinclair | 2012 Turning Stone Classic 9-Ball |
| James Sinclair defeated Jerry Conkel | 2012 Derby City Classic 9-Ball |
| Michael Wong defeated James Sinclair | 2012 Derby City Classic 9-Ball |
| Jamie Green defeated James Sinclair | 2012 Derby City Classic 9-Ball |
| James Sinclair defeated Holden Chin | 2011 Turning Stone Classic 9-Ball |
| Tom D'Alfonso defeated James Sinclair | 2011 Turning Stone Classic 9-Ball |
| James Sinclair defeated Carl Bailey | 2011 Turning Stone Classic 9-Ball |
| Oscar Dominguez defeated James Sinclair | 2011 Turning Stone Classic 9-Ball |
| James Sinclair defeated Chris McKenzie | 2010 Amateur Canadian Championships 9-Ball |
| Michael Melnick defeated James Sinclair | 2010 Amateur Canadian Championships 9-Ball |
| Isaac Ramos defeated James Sinclair | 2010 Amateur Canadian Championships 9-Ball |
| James Sinclair defeated Jody Langford | 2009 404 Tour 9-Ball |
| Bob King defeated James Sinclair | 2009 404 Tour 9-Ball |
| Rob Henry defeated James Sinclair | 2009 404 Tour 9-Ball |
| James Sinclair defeated Stefan Ghodino | 2009 404 Tour 9-Ball |
| Randy Strong defeated James Sinclair | 2009 404 Tour 9-Ball |
| Mike Patrowicz defeated James Sinclair | 2009 404 Tour 9-Ball |
| Pierre Cote defeated James Sinclair | 2006 CBSA Canadian Open 8-Ball |
| James Sinclair defeated Rob Sakell | 2006 CBSA Canadian Open 8-Ball |
| Ashley Nowlan defeated James Sinclair | 2006 CBSA Canadian Open 8-Ball |