| Result | Tournament |
|---|---|
| Sean Storey defeated Stephen O'Connor | 2001 World Championship Snooker |
| Matthew Couch defeated Stephen O'Connor | 2001 Welsh Open Snooker |
| Stephen O'Connor defeated Stuart Bingham | 2001 Welsh Open Snooker |
| Stephen O'Connor defeated Antony Bolsover | 2001 Welsh Open Snooker |
| Steve James defeated Stephen O'Connor | 2001 Thailand Masters Snooker |
| Stephen O'Connor defeated Colm Gilcreest | 2001 Thailand Masters Snooker |
| Stephen Maguire defeated Stephen O'Connor | 2001 Scottish Open Snooker |
| Munraj Pal defeated Stephen O'Connor | 2000 World Championship Snooker |
| Joe Perry defeated Stephen O'Connor | 2000 Welsh Open Snooker |
| Stephen O'Connor defeated Mehmet Husnu | 2000 Welsh Open Snooker |
| Mike Hallett defeated Stephen O'Connor | 2000 UK Championship Snooker |
| Paul Sweeny defeated Stephen O'Connor | 2000 Thailand Masters Snooker |
| Peter Lines defeated Stephen O'Connor | 2000 Scottish Open Snooker |
| Stephen O'Connor defeated Barry Pinches | 2000 Scottish Open Snooker |
| Jimmy White defeated Stephen O'Connor | 2000 Malta Grand Prix Snooker |
| Stephen O'Connor defeated Darren Morgan | 2000 Malta Grand Prix Snooker |
| Stephen O'Connor defeated Martin Dziewialtowski | 2000 Malta Grand Prix Snooker |
| Stephen O'Connor defeated Nick Walker | 2000 Malta Grand Prix Snooker |
| Stephen O'Connor defeated Peter McCullagh | 2000 Malta Grand Prix Snooker |
| Andy Hicks defeated Stephen O'Connor | 2000 Grand Prix Snooker |
| Stephen O'Connor defeated Somporn Kanthawung | 2000 Grand Prix Snooker |
| Dominic Dale defeated Stephen O'Connor | 2000 China Open Snooker |
| Stephen O'Connor defeated Robin Hull | 2000 China Open Snooker |
| Stephen O'Connor defeated Joe Johnson | 2000 China Open Snooker |
| Stephen O'Connor defeated Paul McPhillips | 2000 China Open Snooker |
| Joe Jogia defeated Stephen O'Connor | 2000 British Open Snooker |
| David Grimwood defeated Stephen O'Connor | 2000 Benson and Hedges Championship Snooker |
| Jonathan Birch defeated Stephen O'Connor | 1999 World Championship Snooker |
| Stephen O'Connor defeated David Gray | 1999 World Championship Snooker |
| Stephen O'Connor defeated John Whitty | 1999 World Championship Snooker |
| Joe Johnson defeated Stephen O'Connor | 1999 Welsh Open Snooker |
| Stephen O'Connor defeated Mark Fenton | 1999 Welsh Open Snooker |
| Allister Carter defeated Stephen O'Connor | 1999 UK Championship Snooker |
| Patrick Wallace defeated Stephen O'Connor | 1999 Thailand Masters Snooker |
| Leo Fernandez defeated Stephen O'Connor | 1999 Scottish Open Snooker |
| Mark Selby defeated Stephen O'Connor | 1999 Grand Prix Snooker |
| Ian McCulloch defeated Stephen O'Connor | 1999 China Open Snooker |
| Stephen O'Connor defeated Robin Hull | 1999 China Open Snooker |
| Robert Milkins defeated Stephen O'Connor | 1999 China International Snooker |
| Eddie Manning defeated Stephen O'Connor | 1999 British Open Snooker |
| John Whitty defeated Stephen O'Connor | 1999 British Open Snooker |
| Simon Bedford defeated Stephen O'Connor | 1999 Benson and Hedges Championship Snooker |
| Stephen O'Connor defeated Patrick Wallace | 1999 Benson and Hedges Championship Snooker |
| Matthew Stevens defeated Stephen O'Connor | 1998 World Championship Snooker |
| Ronnie O'Sullivan defeated Stephen O'Connor | 1998 Welsh Open Snooker |
| Stephen O'Connor defeated Shokat Ali | 1998 Welsh Open Snooker |
| David Gray defeated Stephen O'Connor | 1998 UK Championship Snooker |
| Stephen O'Connor defeated Barry Mapstone | 1998 UK Championship Snooker |
| Jason Prince defeated Stephen O'Connor | 1998 Thailand Masters Snooker |
| Stephen O'Connor defeated David Roe | 1998 Thailand Masters Snooker |