| Result | Tournament |
|---|---|
| Travis Zellars defeated Jason Williams | 2024 Legends Brews & Cues 5 & Under 8ball ~ 1/13/24 8-Ball |
| Aaron Booker defeated Jason Williams | 2024 Legends Brews & Cues 5 & Under 8ball ~ 1/13/24 8-Ball |
| Jason Williams defeated Timmy Jeffrey | 2023 JOBs Billiards / Jersey Girl Split Low side 9-Ball |
| Jason Williams defeated Terry Lyle | 2023 JOBs Billiards / Jersey Girl Split Low side 9-Ball |
| Jeff Davenport defeated Jason Williams | 2023 JOBs Billiards / Jersey Girl Split Low side 9-Ball |
| David Rose Craig defeated Jason Williams | 2023 JOBs Billiards / Jersey Girl Split Low side 9-Ball |
| Tom Staveley defeated Jason Williams | 2019 U.S.Open 9-Ball |
| Jason Williams defeated Marcus Westen | 2019 U.S.Open 9-Ball |
| Manny Perez defeated Jason Williams | 2019 U.S.Open 9-Ball |
| Jason Williams defeated Kody Bradley | 2019 Predator Tour 10-Ball |
| Jason Williams defeated Brittany Bryant | 2019 Predator Tour 10-Ball |
| Ron Bradshaw defeated Jason Williams | 2019 Predator Tour 10-Ball |
| Jason Williams defeated Rod Arsenault | 2019 Canadian Championships 9-Ball |
| Ben Crawley defeated Jason Williams | 2019 Canadian Championships 9-Ball |
| Jason Williams defeated Matt Gillingham | 2019 Canadian Championships 9-Ball |
| Reid Virtue defeated Jason Williams | 2019 Canadian Championships 9-Ball |
| Jason Williams defeated Tommy Grimes | 2019 ACS/OMEGA MIDWEST CHAMPIONSHIPS 8-Ball |
| Tim Phillips defeated Jason Williams | 2019 ACS/OMEGA MIDWEST CHAMPIONSHIPS 8-Ball |
| Mike Dobosz defeated Jason Williams | 2019 ACS/OMEGA MIDWEST CHAMPIONSHIPS 8-Ball |
| Jason Williams defeated Billy Wilson | 2019 ACS/OMEGA MIDWEST CHAMPIONSHIPS 8-Ball |
| Jason Williams defeated Mike Ludeke | 2019 ACS/OMEGA MIDWEST CHAMPIONSHIPS 8-Ball |
| Pat Wheeler defeated Jason Williams | 2019 ACS/OMEGA MIDWEST CHAMPIONSHIPS 8-Ball |
| Sean Hoey defeated Jason Williams | 2017 WPS 1st Series - Cheqio Challenge Championship 8-Ball |
| Jason Williams defeated Unknown Player | 2017 Molinari Players Championship 8-Ball |
| Darren Appleton defeated Jason Williams | 2017 Molinari Players Championship 8-Ball |
| Dany Nguyen defeated Jason Williams | 2017 Canadian Championships 9-Ball |
| Jason Williams defeated Maxime Villeneuve | 2017 Canadian Championships 9-Ball |
| Jason Williams defeated Hugh Maceachern | 2017 Canadian Championships 9-Ball |
| Andre Pelletier defeated Jason Williams | 2017 Canadian Championships 9-Ball |
| Jason Williams defeated Paul Edgar | 2015 Royal City Challenge 9-Ball |
| Justin Zammit defeated Jason Williams | 2015 Royal City Challenge 9-Ball |
| Jason Williams defeated Terry Martin | 2015 Royal City Challenge 9-Ball |
| Jason Williams defeated Jeff Dick | 2015 Royal City Challenge 9-Ball |
| Jeremy Isard defeated Jason Williams | 2015 Royal City Challenge 9-Ball |
| Brittany Bryant defeated Jason Williams | 2015 Royal City Challenge 9-Ball |
| Jason Williams defeated Ray Jansen | 2015 Royal City Challenge 9-Ball |
| Jason Williams defeated Greg Plester | 2015 Royal City Challenge 9-Ball |
| Jason Williams defeated Vince Chrysler | 2015 Royal City Challenge 9-Ball |
| Jason Williams defeated Nick Persian | 2015 Royal City Challenge 9-Ball |
| Adam Monture defeated Jason Williams | 2015 Royal City Challenge 9-Ball |
| Adam Monture defeated Jason Williams | 2015 Royal City Challenge 9-Ball |
| Jason Williams defeated Peter Zimmerman | 2015 Royal City Challenge 9-Ball |
| Ephraim Day defeated Jason Williams | 2015 Royal City Challenge 9-Ball |
| Jason Williams defeated Chris Bartha | 2014 Royal City Challenge 9-Ball |
| Jason Williams defeated Ephraim Day | 2014 Royal City Challenge 9-Ball |
| Jeremy Isard defeated Jason Williams | 2014 Royal City Challenge 9-Ball |
| Carlin Sanderson defeated Jason Williams | 2014 Royal City Challenge 9-Ball |
| Jason Williams defeated Adam Monture | 2014 Royal City Challenge 9-Ball |
| Ephraim Day defeated Jason Williams | 2014 Royal City Challenge 9-Ball |
| Brittany Bryant defeated Jason Williams | 2014 Royal City Challenge 9-Ball |