| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 1. A H Williams vs Keene |
| ½-½ | 36 | 1968 | Swansea team tourney | B06 Robatsch |
| 2. W Hartston vs A H Williams |
| 1-0 | 74 | 1968 | British Championship | B98 Sicilian, Najdorf |
| 3. C Pritchett vs A H Williams |
| ½-½ | 28 | 1968 | British Championship | B92 Sicilian, Najdorf, Opocensky Variation |
| 4. A H Williams vs M Brigden |
| ½-½ | 24 | 1968 | British Championship | B28 Sicilian, O'Kelly Variation |
| 5. A Hollis vs A H Williams |
| ½-½ | 28 | 1968 | British Championship | E25 Nimzo-Indian, Samisch |
| 6. A H Williams vs R H Watson |
| ½-½ | 58 | 1968 | British Championship | B10 Caro-Kann |
| 7. M V Lambshire vs A H Williams |
| 0-1 | 45 | 1968 | British Championship | C85 Ruy Lopez, Exchange Variation Doubly Deferred (DERLD) |
| 8. A H Williams vs L Tate |
| ½-½ | 18 | 1968 | British Championship | B09 Pirc, Austrian Attack |
| 9. A H Williams vs B H Wood |
 | 1-0 | 22 | 1968 | British Championship | B75 Sicilian, Dragon, Yugoslav Attack |
| 10. B Cafferty vs A H Williams |
| ½-½ | 22 | 1968 | British Championship | A35 English, Symmetrical |
| 11. A H Williams vs K B Richardson |
| ½-½ | 24 | 1968 | British Championship | B80 Sicilian, Scheveningen |
| 12. C G Hilton vs A H Williams |
| 0-1 | 47 | 1968 | British Championship | B90 Sicilian, Najdorf |
| 13. A H Williams vs Keene |
| 0-1 | 37 | 1969 | Camb Univ college match | B08 Pirc, Classical |
| 14. Timman vs A H Williams |
| 1-0 | 28 | 1969 | Western European Junior Team Tournament | B04 Alekhine's Defense, Modern |
| 15. Keene vs A H Williams |
| 1-0 | 21 | 1969 | Match | E17 Queen's Indian |
| 16. A H Williams vs Keene |
| 0-1 | 26 | 1969 | Match | A41 Queen's Pawn Game (with ...d6) |
| 17. J Kaplan vs A H Williams |
| 1-0 | 31 | 1969 | World Junior Championship qual-1 | B02 Alekhine's Defense |
| 18. A H Williams vs V Silva |
| 1-0 | 39 | 1969 | World Junior Championship qual-1 | A96 Dutch, Classical Variation |
| 19. N Craske vs A H Williams |
| ½-½ | 46 | 1969 | World Junior Championship qual-1 | E30 Nimzo-Indian, Leningrad |
| 20. A H Williams vs D Uddenfeldt |
| 0-1 | 46 | 1969 | World Junior Championship qual-1 | B05 Alekhine's Defense, Modern |
| 21. J Moles vs A H Williams |
| ½-½ | 32 | 1969 | World Junior Championship qual-1 | B98 Sicilian, Najdorf |
| 22. A H Williams vs L Neckar |
| 1-0 | 60 | 1969 | World Junior Championship qual-1 | A07 King's Indian Attack |
| 23. E M Green vs A H Williams |
| 0-1 | 42 | 1969 | World Junior Championship Final-B | A13 English |
| 24. A H Williams vs J Kristiansen |
| ½-½ | 22 | 1969 | World Junior Championship Final-B | A06 Reti Opening |
| 25. L Ogaard vs A H Williams |
| 1-0 | 45 | 1969 | World Junior Championship Final-B | A17 English |
Kibitzing
