| Game |
| Result | Moves |
Year |
Event/Locale | Opening |
| 1. Hertneck vs G Klein |
| 1-0 | 29 |
1984 |
Bundesliga 8485 | A78 Benoni, Classical with ...Re8 and ...Na6 |
| 2. Hertneck vs Gheorghiu |
| 0-1 | 23 |
1984 |
Lugano op | A62 Benoni, Fianchetto Variation |
| 3. Hertneck vs V Ruehrig |
| 1-0 | 35 |
1984 |
Bayern-chB | A56 Benoni Defense |
| 4. Hertneck vs Plaskett |
| 0-1 | 37 |
1985 |
WchT 1st | A58 Benko Gambit |
| 5. Hertneck vs M Gerusel |
| 1-0 | 42 |
1985 |
Bundesliga 8586 | A61 Benoni |
| 6. Hertneck vs Fedorowicz |
| 0-1 | 40 |
1986 |
Dortmund (Germany) | A58 Benko Gambit |
| 7. Hertneck vs Y Mashian |
| 1-0 | 51 |
1986 |
Holon op | A56 Benoni Defense |
| 8. Hertneck vs T Ernst |
| 1-0 | 45 |
1987 |
Gausdal Int | A61 Benoni |
| 9. Hertneck vs S Kindermann |
| ½-½ | 55 |
1987 |
Munich zt | A64 Benoni, Fianchetto, 11...Re8 |
| 10. Hertneck vs J Franke |
| ½-½ | 54 |
1987 |
Bundesliga 8788 | A56 Benoni Defense |
| 11. Hertneck vs V Ruehrig |
| ½-½ | 38 |
1987 |
Bundesliga 8788 | A56 Benoni Defense |
| 12. Hertneck vs R Wittmann |
| 1-0 | 69 |
1990 |
Badenweiler op | A61 Benoni |
| 13. Hertneck vs A Syska |
| 0-1 | 31 |
1990 |
Kirchheim rapid | A56 Benoni Defense |
| 14. Hertneck vs M Schoeneberg |
| ½-½ | 21 |
1990 |
Bundesliga 9091 | A57 Benko Gambit |
| 15. Hertneck vs I Marinkovic |
| ½-½ | 81 |
1991 |
Bundesliga 9192 | A57 Benko Gambit |
| 16. Hertneck vs R Mainka |
| ½-½ | 42 |
1991 |
Bundesliga 9192 | A57 Benko Gambit |
| 17. Hertneck vs A Ajapbergenov |
| 1-0 | 43 |
1993 |
Katerini GP | A56 Benoni Defense |
| 18. Hertneck vs V Vlahopoulos |
 | 1-0 | 24 |
1993 |
Katerini GP | A67 Benoni, Taimanov Variation |
| 19. Hertneck vs T Horvath |
| ½-½ | 48 |
1994 |
Bundesliga 9495 | A78 Benoni, Classical with ...Re8 and ...Na6 |
| 20. Hertneck vs J Wege |
| 1-0 | 49 |
2000 |
Donau op 9th | A62 Benoni, Fianchetto Variation |
| 21. Hertneck vs Kiril Georgiev |
| ½-½ | 68 |
2000 |
EU-ch 1st | A61 Benoni |
| 22. Hertneck vs T Wedberg |
| 0-1 | 41 |
2001 |
EuTCh | A70 Benoni, Classical with 7.Nf3 |
| 23. Hertneck vs B Bozinovic |
| 1-0 | 38 |
2002 |
17. Schwarzacher Open A | A57 Benko Gambit |
| 24. Hertneck vs Z Medvegy |
| 0-1 | 38 |
2002 |
17. Schwarzacher Open A | A64 Benoni, Fianchetto, 11...Re8 |
| 25. Hertneck vs T Straeter |
| 1-0 | 50 |
2007 |
BL 0708 SV Wattenscheid - TV Tegernsee | A77 Benoni, Classical, 9...Re8, 10.Nd2 |
