| Game |
| Result | Moves |
Year |
Event/Locale | Opening |
| 1. N J Patterson vs R Moss |
| 1-0 | 39 |
1962 |
Whitby British u15 ch | B96 Sicilian, Najdorf |
| 2. N J Patterson vs Keene |
| ½-½ | 28 |
1963 |
5 game match, game 4 | C73 Ruy Lopez, Modern Steinitz Defense |
| 3. Keene vs N J Patterson |
| 1-0 | 27 |
1963 |
Match | D91 Grunfeld, 5.Bg5 |
| 4. Keene vs N J Patterson |
| 1-0 | 27 |
1963 |
5 game match, game 3 | E11 Bogo-Indian Defense |
| 5. N J Patterson vs Keene |
 | 0-1 | 28 |
1963 |
Match | B16 Caro-Kann, Bronstein-Larsen Variation |
| 6. N J Patterson vs Keene |
| 1-0 | 40 |
1963 |
5 game match, game 2 | C61 Ruy Lopez, Bird's Defense |
| 7. N J Patterson vs Keene |
 | 1-0 | 38 |
1963 |
London Junior Championship | C18 French, Winawer |
| 8. Keene vs N J Patterson |
| 1-0 | 27 |
1963 |
5 game match, game 1 | D98 Grunfeld, Russian |
| 9. Keene vs N J Patterson |
| 0-1 | 48 |
1963 |
5 game match, game 5 | D97 Grunfeld, Russian |
| 10. Keene vs N J Patterson |
 | 1-0 | 26 |
1965 |
Training game | A07 King's Indian Attack |
| 11. N J Patterson vs E N Mulcahy |
| ½-½ | 53 |
1967 |
IRL-ch | C71 Ruy Lopez |
| 12. N J Patterson vs V Maher |
| 1-0 | 37 |
1967 |
IRL-ch | C91 Ruy Lopez, Closed |
| 13. Leslie S Tate vs N J Patterson |
| 0-1 | 43 |
1967 |
BCF-ch U21 | C82 Ruy Lopez, Open |
| 14. W Heidenfeld vs N J Patterson |
| 1-0 | 91 |
1967 |
IRL-ch | C02 French, Advance |
| 15. N J Patterson vs Keene |
  | 0-1 | 33 |
1968 |
Match | E43 Nimzo-Indian, Fischer Variation |
| 16. G Botterill vs N J Patterson |
| ½-½ | 38 |
1968 |
Oxford-Cambridge m | A56 Benoni Defense |
| 17. N J Patterson vs Keene |
| 0-1 | 36 |
1968 |
Cambridge University Knockout Championship | C08 French, Tarrasch, Open, 4.ed ed |
| 18. E Hatlebakk vs N J Patterson |
| ½-½ | 47 |
1968 |
WchT U26 | C82 Ruy Lopez, Open |
| 19. N J Patterson vs Keene |
 | ½-½ | 45 |
1968 |
Match | E41 Nimzo-Indian |
| 20. E Pritchard vs N J Patterson |
| 0-1 | 27 |
1969 |
Castlebar | B56 Sicilian |
| 21. N J Patterson vs J Moles |
| 1-0 | 45 |
1969 |
IRL-ch | E63 King's Indian, Fianchetto, Panno Variation |
| 22. N J Patterson vs D B Pritchard |
| 0-1 | 40 |
1969 |
Castlebar | C47 Four Knights |
| 23. W Heidenfeld vs N J Patterson |
| 0-1 | 45 |
1969 |
IRL-ch | B22 Sicilian, Alapin |
| 24. N J Patterson vs W Heidenfeld |
| ½-½ | 20 |
1969 |
Castlebar | D79 Neo-Grunfeld, 6.O-O, Main line |
| 25. Steen Grabov vs N J Patterson |
| ½-½ | 22 |
1969 |
Castlebar | B25 Sicilian, Closed |