| Mark Tademy defeated John Welsh |
2012 Derby City Classic 9-Ball |
| Ian Brumby defeated John Welsh |
2011 World Seniors Championship Snooker |
| Michael Rhodes defeated John Welsh |
2005 PIOS - Event 4 Snooker |
| Gary Wilkinson defeated John Welsh |
2005 PIOS - Event 3 Snooker |
| John Welsh defeated Kuldesh Johal |
2005 PIOS - Event 3 Snooker |
| John Welsh defeated Lee Dagher |
2005 PIOS - Event 3 Snooker |
| Gareth Coppack defeated John Welsh |
2002 Challenge Tour - Event 4 Snooker |
| Christopher Brooks defeated John Welsh |
2002 Challenge Tour - Event 3 Snooker |
| Ashley Walker defeated John Welsh |
2001 Challenge Tour - Event 2 Snooker |
| Wayne Cooper defeated John Welsh |
2001 Challenge Tour - Event 4 Snooker |
| John Welsh defeated Richy McDonald |
2001 Challenge Tour - Event 4 Snooker |
| John Welsh defeated Marvin Aldridge |
2001 Challenge Tour - Event 4 Snooker |
| Sonic Multani defeated John Welsh |
1993 Asian Open Snooker |
| Frank Maskell defeated John Welsh |
1993 Welsh Open Snooker |
| John Welsh defeated Richard Batty |
1993 Welsh Open Snooker |
| Sefton Payne defeated John Welsh |
1992 UK Championship Snooker |
| Stephen O'Connor defeated John Welsh |
1992 Grand Prix Snooker |
| John Welsh defeated Gunnar Valsson |
1992 Grand Prix Snooker |
| Sonic Multani defeated John Welsh |
1992 Dubai Classic Snooker |
| Will Jerram defeated John Welsh |
1992 World Championship Snooker |
| John Welsh defeated Darren Hackeson |
1992 World Championship Snooker |
| Eric Lawlor defeated John Welsh |
1992 European Open Snooker |
| John Welsh defeated Mark Faulkner |
1992 European Open Snooker |
| John Welsh defeated Steve Lemmens |
1992 European Open Snooker |
| John Welsh defeated Luke Spiller |
1992 European Open Snooker |
| Sam Chong defeated John Welsh |
1992 Strachan Open Snooker |
| Pat Kenny defeated John Welsh |
1992 British Open Snooker |
| Robert Foxall defeated John Welsh |
1992 Welsh Open Snooker |
| John Welsh defeated Peter Peratikou |
1992 Welsh Open Snooker |
| Joe Swail defeated John Welsh |
1992 Asian Open Snooker |
| John Welsh defeated Tony Bolahood |
1992 Asian Open Snooker |
| Troy Shaw defeated John Welsh |
1992 Classic Snooker |
| Peter Daubney defeated John Welsh |
1991 UK Championship Snooker |
| Alan Peacock defeated John Welsh |
1991 Grand Prix Snooker |
| Amrik Cheema defeated John Welsh |
1991 Dubai Classic Snooker |
| John Welsh defeated Tim Dunphy |
1991 Dubai Classic Snooker |
| John Welsh defeated Craig Johnston-Allen |
1991 Dubai Classic Snooker |
| Marshall Mcafee defeated John Welsh |
2023 Westside Saturday 12/16 10-Ball |