| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 1. Uhlmann vs J C Benjamin |
 | 1-0 | 32 | 1971 | Simul | A59 Benko Gambit |
| 2. L Piasetski vs J C Benjamin |
| 1-0 | 45 | 1973 | London Invitation | A01 Nimzovich-Larsen Attack |
| 3. N Povah vs J C Benjamin |
| ½-½ | 40 | 1973 | London Invitation | B78 Sicilian, Dragon, Yugoslav Attack, 10.castle long |
| 4. J C Benjamin vs Speelman |
| ½-½ | 24 | 1973 | London Invitation | E95 King's Indian, Orthodox, 7...Nbd7, 8.Re1 |
| 5. J C Benjamin vs H Bohm |
| 1-0 | 21 | 1973 | London Invitation | E15 Queen's Indian |
| 6. G Lambert vs J C Benjamin |
| ½-½ | 50 | 1973 | London Invitation | A49 King's Indian, Fianchetto without c4 |
| 7. T Aperia vs J C Benjamin |
| ½-½ | 25 | 1975 | 11th Junior International Tournament | B22 Sicilian, Alapin |
| 8. J C Benjamin vs D Barlov |
| 0-1 | 24 | 1975 | 11th Junior International Tournament | B03 Alekhine's Defense |
| 9. M Bergstrom vs J C Benjamin |
| 0-1 | 31 | 1975 | 11th Junior International Tournament | A01 Nimzovich-Larsen Attack |
| 10. J C Benjamin vs A Wengholm |
| 0-1 | 36 | 1975 | 11th Junior International Tournament | A36 English |
| 11. J C Benjamin vs T Welin |
| 0-1 | 62 | 1975 | 11th Junior International Tournament | B10 Caro-Kann |
| 12. D E Rumens vs J C Benjamin |
| 1-0 | 27 | 1976 | Charlton | B21 Sicilian, 2.f4 and 2.d4 |
| 13. B Adler vs J C Benjamin |
| 0-1 | 33 | 1976 | 11th Junior International Tournament | B23 Sicilian, Closed |
| 14. S Swanson vs J C Benjamin |
| ½-½ | 41 | 1976 | 11th Junior International Tournament | B53 Sicilian |
| 15. J C Benjamin vs T Pirttimaki |
| 1-0 | 42 | 1976 | 11th Junior International Tournament | A07 King's Indian Attack |
| 16. J C Benjamin vs C M Bjork |
| ½-½ | 41 | 1976 | 11th Junior International Tournament | E11 Bogo-Indian Defense |
| 17. J C Benjamin vs B Taborov |
| 1-0 | 46 | 1976 | 11th International Junior Tournament | B89 Sicilian |
| 18. J C Benjamin vs Nunn |
| 0-1 | 23 | 1977 | Oxford | A60 Benoni Defense |
| 19. J C Benjamin vs Chandler |
| 0-1 | 32 | 1977 | North London Junior Open | B47 Sicilian, Taimanov (Bastrikov) Variation |
| 20. Nunn vs J C Benjamin |
| 1-0 | 40 | 1977 | 1st Lloyds Bank Masters Open | C91 Ruy Lopez, Closed |
| 21. J Cooper vs J C Benjamin |
| 1-0 | 42 | 1977 | 1st Lloyds Bank Masters Open | E94 King's Indian, Orthodox |
| 22. I R Watson vs J C Benjamin |
| 0-1 | 34 | 1977 | 1st Lloyds Bank Masters Open | E61 King's Indian |
| 23. G H James vs J C Benjamin |
| ½-½ | 15 | 1977 | 1st Lloyds Bank Masters Open | B73 Sicilian, Dragon, Classical |
| 24. J C Benjamin vs G Carter |
| 1-0 | 19 | 1982 | London Amateur Championship | C27 Vienna Game |
| 25. J C Benjamin vs R Holmes |
| 1-0 | 33 | 1987 | St Albans Open | E80 King's Indian, Samisch Variation |
Kibitzing
