| Greg Johnson defeated Cody Godfrey |
2010 404 Tour 9-Ball |
| D.J. Ward defeated Greg Johnson |
2010 404 Tour 9-Ball |
| Rodel Purugganan defeated Greg Johnson |
2010 404 Tour 9-Ball |
| Greg Johnson defeated Russ Cormier |
2009 404 Tour 9-Ball |
| Isaac Ramos defeated Greg Johnson |
2009 404 Tour 9-Ball |
| Greg Johnson defeated Rob Blair |
2009 404 Tour 9-Ball |
| Greg Johnson defeated Cody Ward |
2009 404 Tour 9-Ball |
| Greg Johnson defeated Ryan Frankcom |
2009 404 Tour 9-Ball |
| Greg Johnson defeated Jim Martin |
2009 404 Tour 9-Ball |
| Greg Johnson defeated Justin Morgan |
2009 404 Tour 9-Ball |
| Dan Doerner defeated Greg Johnson |
2009 404 Tour 9-Ball |
| Greg Johnson defeated Jeremy Nazareth |
2008 404 Tour 9-Ball |
| Greg Johnson defeated Ron Ranalli |
2008 404 Tour 9-Ball |
| Greg Johnson defeated Irv Riopelle |
2008 404 Tour 9-Ball |
| Greg Johnson defeated John Morra |
2008 404 Tour 9-Ball |
| Greg Johnson defeated Colin Pyne |
2008 404 Tour 9-Ball |
| Greg Johnson defeated Brittany Bryant |
2008 404 Tour 9-Ball |
| Dan Doerner defeated Greg Johnson |
2008 404 Tour 9-Ball |
| Greg Johnson defeated Nito Bucais |
2008 404 Tour 9-Ball |
| Mike Patrowicz defeated Greg Johnson |
2008 404 Tour 9-Ball |
| Joel Best defeated Greg Johnson |
2008 404 Tour 9-Ball |
| Mike Patay defeated Greg Johnson |
2014 Royal City Challenge 9-Ball |
| Greg Johnson defeated Jeremy Isard |
2014 Royal City Challenge 9-Ball |
| Greg Johnson defeated Stuart MacTaggart |
2014 Royal City Challenge 9-Ball |
| Greg Johnson defeated Brittany Bryant |
2014 Royal City Challenge 9-Ball |
| Greg Johnson defeated Justin Zammit |
2014 Royal City Challenge 9-Ball |
| Greg Johnson defeated Neil Mills |
2014 Royal City Challenge 9-Ball |
| Greg Johnson defeated Alex Bartlett |
2014 Royal City Challenge 9-Ball |
| Greg Johnson defeated Wayne Tate |
2014 Royal City Challenge 9-Ball |
| Greg Johnson defeated Shawn Miller |
2014 Royal City Challenge 9-Ball |
| Sumon Sarkar defeated Greg Johnson |
2014 Royal City Challenge 9-Ball |
| Jeremy Isard defeated Greg Johnson |
2015 Royal City Challenge 9-Ball |
| Mike Patay defeated Greg Johnson |
2015 Royal City Challenge 9-Ball |
| Greg Johnson defeated Al Smart |
2015 Royal City Challenge 9-Ball |
| Rob Brandenburg defeated Greg Johnson |
2015 Royal City Challenge 9-Ball |
| Greg Johnson defeated Paul Koeuth |
2015 Royal City Challenge 9-Ball |
| Jeremy Isard defeated Greg Johnson |
2015 Royal City Challenge 9-Ball |
| Al Lougheed defeated Greg Johnson |
2015 Royal City Challenge 9-Ball |
| Greg Johnson defeated Lee Johnson |
2015 Royal City Challenge 9-Ball |
| Jeff Dick defeated Greg Johnson |
2015 Royal City Challenge 9-Ball |
| Mark Masou defeated Greg Johnson |
2017 Amateur Canadian Championships 8-Ball |
| Dean Landry defeated Greg Johnson |
2017 Amateur Canadian Championships 8-Ball |
| Denis Neron defeated Greg Johnson |
2017 Amateur Canadian Championships 9-Ball |
| Marco Carinci defeated Greg Johnson |
2017 Amateur Canadian Championships 9-Ball |
| Jeet Kandhai defeated Greg Johnson |
2018 Amateur Canadian Championships 8-Ball |
| Greg Johnson defeated Robert Colquhoun |
2018 Amateur Canadian Championships 8-Ball |
| Vince Chrysler defeated Greg Johnson |
2018 Amateur Canadian Championships 8-Ball |
| Greg Johnson defeated Dale Brimicombe |
2018 Amateur Canadian Championships 8-Ball |
| Clayton Dennis defeated Greg Johnson |
2018 Amateur Canadian Championships 9-Ball |
| Greg Johnson defeated Gene Chipongian |
2018 Amateur Canadian Championships 9-Ball |
| David Lanthier defeated Greg Johnson |
2018 Amateur Canadian Championships 9-Ball |
| Ronald Giron defeated Greg Johnson |
2018 Amateur Canadian Championships 10-Ball |
| Jeet Kandhai defeated Greg Johnson |
2018 Amateur Canadian Championships 10-Ball |
| Greg Johnson defeated Raphael Balverde |
2018 Amateur Canadian Championships 10-Ball |
| Greg Johnson defeated Justin Menefeld |
2018 Amateur Canadian Championships 10-Ball |
| Greg Johnson defeated Adrian Fragoso |
2018 Amateur Canadian Championships 10-Ball |
| Greg Johnson defeated Rich Grande |
2019 Turning Stone Classic XXXI 9-Ball |
| Johnny Archer defeated Greg Johnson |
2019 Turning Stone Classic XXXI 9-Ball |
| Dean MacNaughton defeated Greg Johnson |
2019 Canadian Championships 9-Ball |
| Berry McLean defeated Greg Johnson |
2019 Canadian Championships 9-Ball |
| Garey Kirkland defeated Greg Johnson |
2019 RAID CCS CANADIAN 8/9 CHAMPIONSHIPS 9-Ball |
| Greg Johnson defeated Dominic Alexander |
2019 RAID CCS CANADIAN 8/9 CHAMPIONSHIPS 9-Ball |
| Greg Johnson defeated Jonathan Sackaney |
2019 RAID CCS CANADIAN 8/9 CHAMPIONSHIPS 9-Ball |
| Dominic Anello defeated Greg Johnson |
2019 RAID CCS CANADIAN 8/9 CHAMPIONSHIPS 9-Ball |
| Greg Johnson defeated Shawn Joly |
2019 RAID CCS CANADIAN 8/9 CHAMPIONSHIPS 9-Ball |
| Steve Hann defeated Greg Johnson |
2019 RAID CCS CANADIAN 8/9 CHAMPIONSHIPS 9-Ball |
| Tj Gulliver defeated Greg Johnson |
2019 RAID CCS CANADIAN 8/9 CHAMPIONSHIPS 8-Ball |
| Andrew Francis defeated Greg Johnson |
2019 RAID CCS CANADIAN 8/9 CHAMPIONSHIPS 8-Ball |
| Mike Henderson defeated Greg Johnson |
2019 RAID CCS CANADIAN 8/9 CHAMPIONSHIPS 8-Ball |
| Mike Leigh defeated Greg Johnson |
2019 Simcoe, Grey, Muskoka CPA Shootout 8-Ball |
| Greg Johnson defeated Paul Close |
2019 Simcoe, Grey, Muskoka CPA Shootout 8-Ball |
| Trevor Nicholson defeated Greg Johnson |
2019 Simcoe, Grey, Muskoka CPA Shootout 8-Ball |