| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 1. L Williams vs G Morris |
| ½-½ | 40 | 1992 | WLS-ch | B84 Sicilian, Scheveningen |
| 2. L Williams vs N McDonald |
| 0-1 | 25 | 1994 | 18th Lloyds Bank Masters Open | D31 Queen's Gambit Declined |
| 3. L Williams vs L Cooper |
| 0-1 | 16 | 1994 | 18th Lloyds Bank Masters Open | E21 Nimzo-Indian, Three Knights |
| 4. M Hebden vs L Williams |
 | 1-0 | 29 | 1995 | British Championship | D02 Queen's Pawn Game |
| 5. C Njotea vs L Williams |
| 0-1 | 68 | 1995 | Hastings Challengers 1995/96 | B30 Sicilian |
| 6. L Williams vs J G Wilson |
| ½-½ | 41 | 1995 | Hastings Challengers 1995/96 | D44 Queen's Gambit Declined Semi-Slav |
| 7. B Kelly vs L Williams |
| 1-0 | 42 | 1995 | Hastings Challengers 1995/96 | E98 King's Indian, Orthodox, Taimanov, 9.Ne1 |
| 8. L Williams vs B Abramovic |
| 0-1 | 51 | 1996 | EUCup Gr4 | E32 Nimzo-Indian, Classical |
| 9. M Sjoberg vs L Williams |
| 1-0 | 35 | 1996 | EUCup Gr4 | E73 King's Indian |
| 10. L Williams vs L Roos |
| ½-½ | 26 | 1996 | EUCup Gr4 | A95 Dutch, Stonewall |
| 11. L Williams vs S Ledger |
| 0-1 | 33 | 1996 | Hastings Challengers 1995/96 | A58 Benko Gambit |
| 12. L Williams vs S Williams |
| ½-½ | 11 | 1996 | Hastings Challengers 1995/96 | A96 Dutch, Classical Variation |
| 13. D Knox vs L Williams |
| 0-1 | 40 | 1996 | Hastings Challengers 1995/96 | B30 Sicilian |
| 14. L Williams vs M Stoeber |
| 0-1 | 58 | 1996 | Hastings Challengers 1995/96 | E91 King's Indian |
| 15. L Williams vs R C Noyce |
| 1-0 | 38 | 1996 | British Championship Major Open | E97 King's Indian |
| 16. S J Solomon vs L Williams |
| 1-0 | 75 | 1996 | Yerevan Olympiad | B33 Sicilian |
| 17. L Williams vs S Lalic |
| 1-0 | 42 | 1997 | St Helier Open | E00 Queen's Pawn Game |
| 18. L Williams vs T Gelashvili |
| 0-1 | 26 | 1997 | Ikaria op | A41 Queen's Pawn Game (with ...d6) |
| 19. Z Kozul vs L Williams |
| 1-0 | 55 | 2000 | Istanbul Olympiad | E98 King's Indian, Orthodox, Taimanov, 9.Ne1 |
| 20. L Williams vs A David |
| ½-½ | 73 | 2000 | Istanbul Olympiad | E92 King's Indian |
| 21. L Williams vs J Blackburn |
| 1-0 | 68 | 2001 | Welsh Championship | A00 Uncommon Opening |
| 22. R S Jones vs L Williams |
| 1-0 | 31 | 2001 | Welsh Championship | B00 Uncommon King's Pawn Opening |
| 23. S Zeidler vs L Williams |
| 1-0 | 22 | 2001 | Welsh Championship | B25 Sicilian, Closed |
| 24. L Williams vs G Morris |
| 0-1 | 31 | 2001 | Welsh Championship | B90 Sicilian, Najdorf |
| 25. I White vs L Williams |
| 0-1 | 17 | 2001 | Welsh Championship | B22 Sicilian, Alapin |
Kibitzing
