| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 1. L A Tan vs J S Purdy |
| 0-1 | 50 | 1962 | Australian Championship 1962/63 | B70 Sicilian, Dragon Variation |
| 2. W Geus vs L A Tan |
| 1-0 | 48 | 1962 | Australian Championship 1962/63 | A07 King's Indian Attack |
| 3. T Hay vs L A Tan |
| ½-½ | 37 | 1963 | Australian Championship 1962/63 | B90 Sicilian, Najdorf |
| 4. L A Tan vs G Koshnitsky |
| 1-0 | 52 | 1963 | Australian Championship 1962/63 | B27 Sicilian |
| 5. O Weber vs L A Tan |
| 0-1 | 36 | 1963 | Australian Championship 1962/63 | A40 Queen's Pawn Game |
| 6. J Hanks vs L A Tan |
| 1-0 | 36 | 1963 | Australian Championship 1962/63 | D22 Queen's Gambit Accepted |
| 7. L A Tan vs K Ozols |
| ½-½ | 37 | 1963 | Australian Championship 1962/63 | A80 Dutch |
| 8. L A Tan vs F Sulik |
| 1-0 | 59 | 1963 | Australian Championship 1962/63 | C23 Bishop's Opening |
| 9. L A Tan vs J Kellner |
| 1-0 | 23 | 1963 | Australian Championship 1962/63 | C26 Vienna |
| 10. Gheorghiu vs L A Tan |
 | ½-½ | 27 | 1963 | 7th World Junior Ch | B96 Sicilian, Najdorf |
| 11. L A Tan vs Alvarez |
| 1-0 | 40 | 1963 | 7th World Junior Ch | E73 King's Indian |
| 12. M Moe vs L A Tan |
| ½-½ | 50 | 1963 | 7th World Junior Ch | B96 Sicilian, Najdorf |
| 13. L A Tan vs Keene |
| 0-1 | 40 | 1965 | Tournament | A65 Benoni, 6.e4 |
| 14. L A Tan vs Huebner |
| ½-½ | 20 | 1965 | Wch U20 q-5 | A89 Dutch, Leningrad, Main Variation with Nc6 |
| 15. I Johannsson vs L A Tan |
| 1-0 | 64 | 1968 | Lugano Olympiad qual-7 | A14 English |
| 16. L A Tan vs Bobotsov |
 | 0-1 | 41 | 1968 | Lugano Olympiad qual-7 | B04 Alekhine's Defense, Modern |
| 17. J Jimenez vs L A Tan |
| 0-1 | 76 | 1968 | Lugano Olympiad qual-7 | B01 Scandinavian |
| 18. S Garcia Martinez vs L A Tan |
| 1-0 | 60 | 1968 | Lugano Olympiad qual-7 | B01 Scandinavian |
| 19. L A Tan vs N Suer |
| ½-½ | 41 | 1968 | Lugano Olympiad qual-7 | C55 Two Knights Defense |
| 20. L A Tan vs R Silva Nazzari |
| 1-0 | 42 | 1968 | Lugano Olympiad Final-D | C84 Ruy Lopez, Closed |
| 21. A Constantinou vs L A Tan |
| 0-1 | 34 | 1968 | Lugano Olympiad Final-D | B01 Scandinavian |
| 22. L A Tan vs M Castro Aguilar |
| 1-0 | 28 | 1968 | Lugano Olympiad Final-D | B01 Scandinavian |
| 23. J Rovira Mas vs L A Tan |
| 0-1 | 47 | 1968 | Lugano Olympiad Final-D | B01 Scandinavian |
| 24. L A Tan vs C Salameh |
| 1-0 | 18 | 1968 | Lugano Olympiad Final-D | C07 French, Tarrasch |
| 25. A Malagon Diaz vs L A Tan |
| 0-1 | 38 | 1968 | Lugano Olympiad Final-D | A00 Uncommon Opening |
Kibitzing
