| Game |
| Result | Moves |
Year |
Event/Locale | Opening |
| 1. P N Lee vs M Janata |
| 0-1 | 38 |
1964 |
Zurich - jungmeister | C41 Philidor Defense |
| 2. P N Lee vs Gligoric |
| 0-1 | 41 |
1964 |
Hastings 6465 | B40 Sicilian |
| 3. P N Lee vs Keres |
| 0-1 | 56 |
1964 |
Hastings | C70 Ruy Lopez |
| 4. P N Lee vs H Holaszek |
| ½-½ | 57 |
1964 |
Zurich - jungmeister | C94 Ruy Lopez, Closed, Breyer Defense |
| 5. C Zuidema vs P N Lee |
 | 0-1 | 14 |
1964 |
Zurich - jungmeister | B77 Sicilian, Dragon, Yugoslav Attack |
| 6. P N Lee vs H Pfleger |
| ½-½ | 27 |
1964 |
Zurich - jungmeister | C92 Ruy Lopez, Closed |
| 7. O Jakobsen vs P N Lee |
| 1-0 | 41 |
1964 |
Zurich - jungmeister | B78 Sicilian, Dragon, Yugoslav Attack, 10.castle long |
| 8. H Glauser vs P N Lee |
| ½-½ | 28 |
1964 |
Zurich - jungmeister | C12 French, McCutcheon |
| 9. N Gaprindashvili vs P N Lee |
| 1-0 | 41 |
1964 |
Hastings (England) | B78 Sicilian, Dragon, Yugoslav Attack, 10.castle long |
| 10. P N Lee vs F Tejero Royo |
| 1-0 | 39 |
1964 |
Zurich - jungmeister | C00 French Defense |
| 11. P N Lee vs Markus |
| 1-0 | 35 |
1964 |
Zurich - jungmeister | B29 Sicilian, Nimzovich-Rubinstein |
| 12. O Kinnmark vs P N Lee |
 | 0-1 | 27 |
1964 |
Zurich - jungmeister | B78 Sicilian, Dragon, Yugoslav Attack, 10.castle long |
| 13. Kurajica vs P N Lee |
| 0-1 | 42 |
1964 |
Zurich - jungmeister | C00 French Defense |
| 14. P N Lee vs Vasiukov |
| ½-½ | 37 |
1965 |
Hastings 6566 | B40 Sicilian |
| 15. Spassky vs P N Lee |
 | 1-0 | 24 |
1965 |
Hastings | E30 Nimzo-Indian, Leningrad |
| 16. Savon vs P N Lee |
| 1-0 | 37 |
1965 |
WchT U26 12th fin-A | A15 English |
| 17. P N Lee vs Keene |
 | 0-1 | 77 |
1965 |
Tournament | B10 Caro-Kann |
| 18. P N Lee vs Kavalek |
| ½-½ | 40 |
1965 |
WchT U26 12th fin-A | A07 King's Indian Attack |
| 19. P N Lee vs Gligoric |
| 0-1 | 44 |
1965 |
Hastings 6566 | C69 Ruy Lopez, Exchange, Gligoric Variation, 6.d4 |
| 20. P N Lee vs I Radulov |
 | 1-0 | 40 |
1965 |
Student Olympiad, Prelims | A08 King's Indian Attack |
| 21. P Hohler vs P N Lee |
| ½-½ | 40 |
1966 |
Orebro Stud olm prelim4 | B93 Sicilian, Najdorf, 6.f4 |
| 22. A Hennings vs P N Lee |
| 1-0 | 25 |
1966 |
Orebro Stud olm fA | B76 Sicilian, Dragon, Yugoslav Attack |
| 23. P N Lee vs E Keogh |
| 1-0 | 33 |
1966 |
Havana ol prelim | C97 Ruy Lopez, Closed, Chigorin |
| 24. P N Lee vs Keene |
| ½-½ | 28 |
1966 |
Ilford Premier | B17 Caro-Kann, Steinitz Variation |
| 25. D Rajkovic vs P N Lee |
| 1-0 | 76 |
1966 |
Orebro Stud olm fA | E85 King's Indian, Samisch, Orthodox Variation |