Season 1998 - 1999
| Score | Opponent | Competition | Round | |
| Fergal O'Brien | 1 v 5 | Paul R Davies | Irish Open | Q 7 |
| Fergal O'Brien | 4 v 5 | Euan Henderson | Thailand Masters | Q 7 |
| Fergal O'Brien | 4 v 5 | Paul R Davies | China International | Q 7 |
| Fergal O'Brien | 5 v 1 | Mark Johnston-Allen | Grand Prix | Q 6 |
| Fergal O'Brien | 1 v 5 | Stephen Lee | Grand Prix | R 1 |
| Fergal O'Brien | 5 v 2 | Barry Mapstone | B & H Championship | Q 2 |
| Fergal O'Brien | 5 v 3 | Stefan Mazrocis | B & H Championship | Q 3 |
| Fergal O'Brien | 5 v 4 | Ali Carter | B & H Championship | R 1 |
| Fergal O'Brien | 4 v 5 | Alan Burnett | B & H Championship | R 2 |
| Fergal O'Brien | 9 v 2 | Paul Wykes | Liverpool Victoria UK Championship | Q 6 |
| Fergal O'Brien | 9 v 8 | Anthony Hamilton | Liverpool Victoria UK Championship | R 1 |
| Fergal O'Brien | 9 v 7 | Ken Doherty | Liverpool Victoria UK Championship | R 2 |
| Fergal O'Brien | 4 v 9 | Dave Harold | Liverpool Victoria UK Championship | QF |
| Fergal O'Brien | 5 v 2 | Ali Carter | Regal Welsh Open | Q 6 |
| Fergal O'Brien | 5 v 2 | Paul Hunter | Regal Welsh Open | R 1 |
| Fergal O'Brien | 0 v 5 | Steve Davis | Regal Welsh Open | R 2 |
| Fergal O'Brien | 5 v 2 | Alfie Burden | Scottish Open | Q 6 |
| Fergal O'Brien | 5 v 4 | Tony Drago | Scottish Open | R 1 |
| Fergal O'Brien | 3 v 5 | Ken Doherty | Scottish Open | R 2 |
| Fergal O'Brien | 10 v 7 | Chris Scanlon | Embassy World Championship | Q 14 |
| Fergal O'Brien | 4 v 10 | Tony Drago | Embassy World Championship | R 1 |
| Fergal O'Brien | 5 v 4 | Anthony Bolsover | British Open | Q 6 |
| Fergal O'Brien | 5 v 4 | Bradley Jones | British Open | R 1 |
| Fergal O'Brien | 5 v 2 | Gary Wilkinson | British Open | R 2 |
| Fergal O'Brien | 5 v 4 | Peter Ebdon | British Open | QF |
| Fergal O'Brien | 6 v 5 | John Higgins | British Open | SF |
| Fergal O'Brien | 9 v 7 | Anthony Hamilton | British Open | F |