| Result | Tournament |
|---|---|
| Hans Blanckaert defeated David Manley | 2007 PIOS - Event 3 Snooker |
| Andy Rogers defeated David Manley | 2007 PIOS - Event 2 Snooker |
| Sam Baird defeated David Manley | 2007 PIOS - Event 1 Snooker |
| Bobby Cruickshanks defeated David Manley | 2003 World Championship Snooker |
| Gavin Lomax defeated David Manley | 2002 World Championship Snooker |
| Roxton Chapman defeated David Manley | 1998 UK Tour - Event 1 Snooker |
| Mohammed Shahab defeated David Manley | 1997 World Championship Snooker |
| Indika Dodangoda defeated David Manley | 1997 Welsh Open Snooker |
| Richard Jones defeated David Manley | 1997 Thailand Open Snooker |
| Johl Younger defeated David Manley | 1997 International Open Snooker |
| Mohammed Al Joker defeated David Manley | 1997 European Open Snooker |
| Kevin Smith defeated David Manley | 1997 British Open Snooker |
| David Manley defeated Mark Carrington | 1997 British Open Snooker |
| Stephen Waldron defeated David Manley | 1996 World Championship Snooker |
| Evan Munro defeated David Manley | 1996 Welsh Open Snooker |
| Justin Smalley defeated David Manley | 1996 UK Championship Snooker |
| Gregg Tugby defeated David Manley | 1996 Thailand Open Snooker |
| Will Jerram defeated David Manley | 1996 International Open Snooker |
| David Manley defeated Donal Bonar | 1996 International Open Snooker |
| Gareth Atkins defeated David Manley | 1996 Grand Prix Snooker |
| David Manley defeated Wayne Stannard | 1996 Grand Prix Snooker |
| Elliott Clark defeated David Manley | 1996 German Open Snooker |
| Darren Guest defeated David Manley | 1996 European Open Snooker |
| Paul Burrell defeated David Manley | 1996 British Open Snooker |
| Barry Mapstone defeated David Manley | 1996 Asian Classic Snooker |
| Gregg Tugby defeated David Manley | 1995 UK Championship Snooker |
| David Manley defeated Steven Gibbs | 1995 UK Championship Snooker |
| Chris Shade defeated David Manley | 1995 Thailand Classic Snooker |
| Stephen Pieroni defeated David Manley | 1995 Grand Prix Snooker |
| Jamie Moreland defeated David Manley | 1995 German Open Snooker |