| Result | Tournament |
|---|---|
| Stephen Lee defeated Unknown Player | Big Breaks Snooker |
| Marcus Campbell defeated Stephen Lee | 2012 Wuxi Classic Snooker |
| Mark Allen defeated Stephen Lee | 2012 World Open Snooker |
| Stephen Lee defeated Robert Milkins | 2012 World Open Snooker |
| Stephen Lee defeated Graeme Dott | 2012 World Open Snooker |
| Stephen Lee defeated Neil Robertson | 2012 World Open Snooker |
| Stephen Lee defeated Dominic Dale | 2012 World Open Snooker |
| Andrew Higginson defeated Stephen Lee | 2012 World Championship Snooker |
| Ding Junhui defeated Stephen Lee | 2012 Welsh Open Snooker |
| Stephen Lee defeated Tom Ford | 2012 Welsh Open Snooker |
| Stephen Lee defeated Michael Holt | 2012 Welsh Open Snooker |
| Dominic Dale defeated Stephen Lee | 2012 Snooker Shootout Snooker |
| Stephen Lee defeated Ricky Walden | 2012 Snooker Shootout Snooker |
| Stephen Lee defeated Peter Lines | 2012 Snooker Shootout Snooker |
| Graeme Dott defeated Stephen Lee | 2012 Shanghai Masters Snooker |
| Stephen Lee defeated Marcus Campbell | 2012 Shanghai Masters Snooker |
| Stephen Lee defeated Neil Robertson | 2012 PTC Grand Final Snooker |
| Stephen Lee defeated Andrew Higginson | 2012 PTC Grand Final Snooker |
| Stephen Lee defeated Mark Selby | 2012 PTC Grand Final Snooker |
| Stephen Lee defeated Michael Holt | 2012 PTC Grand Final Snooker |
| Stephen Lee defeated Martin Gould | 2012 PTC Grand Final Snooker |
| Peter Lines defeated Stephen Lee | 2012 PTC - Event 4 Snooker |
| Rod Lawler defeated Stephen Lee | 2012 PTC - Event 3 Snooker |
| Stephen Lee defeated Martin Gould | 2012 PTC - Event 3 Snooker |
| Stephen Lee defeated Alfie Burden | 2012 PTC - Event 3 Snooker |
| Stephen Lee defeated Peter Lines | 2012 PTC - Event 3 Snooker |
| Stephen Lee defeated Michael Wild | 2012 PTC - Event 3 Snooker |
| David Gilbert defeated Stephen Lee | 2012 PTC - Event 12 Snooker |
| Stephen Lee defeated Luca Brecel | 2012 PTC - Event 12 Snooker |
| Stephen Lee defeated Sam Craigie | 2012 PTC - Event 12 Snooker |
| Mark Williams defeated Stephen Lee | 2012 PTC - Event 1 Snooker |
| Stephen Lee defeated Craig Barber | 2012 PTC - Event 1 Snooker |
| Mark Allen defeated Stephen Lee | 2012 Premier League Snooker |
| Peter Ebdon defeated Stephen Lee | 2012 Premier League Snooker |
| John Higgins defeated Stephen Lee | 2012 Premier League Snooker |
| Judd Trump defeated Stephen Lee | 2012 Premier League Snooker |
| Mark Selby defeated Stephen Lee | 2012 Masters Snooker |
| Mark Selby defeated Stephen Lee | 2012 Masters Snooker |
| Peter Ebdon defeated Stephen Lee | 2012 International Championship Snooker |
| Ronnie O'Sullivan defeated Stephen Lee | 2012 German Masters Snooker |
| Stephen Lee defeated Mark Williams | 2012 German Masters Snooker |
| Stephen Lee defeated Yu Delu | 2012 German Masters Snooker |
| Stephen Lee defeated Adrian Gunnell | 2012 German Masters Snooker |
| Li Yan defeated Stephen Lee | 2012 European Tour - Event 4 Snooker |
| Aditya Mehta defeated Stephen Lee | 2012 European Tour - Event 3 Snooker |
| Michael Holt defeated Stephen Lee | 2012 European Tour - Event 2 Snooker |
| Stephen Lee defeated Andrew Higginson | 2012 European Tour - Event 2 Snooker |
| Stephen Lee defeated Rod Lawler | 2012 European Tour - Event 2 Snooker |
| Stephen Lee defeated John Parkin | 2012 European Tour - Event 2 Snooker |
| Ken Doherty defeated Stephen Lee | 2012 European Tour - Event 1 Snooker |