| Game |
| Result | Moves |
Year |
Event/Locale | Opening |
| 1. K H Bachmann vs K Darga |
| 0-1 | 28 |
1961 |
FRG-ch 06th | A17 English |
| 2. K H Bachmann vs C B Van den Berg |
| 0-1 | 32 |
1962 |
FRG-NED | A00 Uncommon Opening |
| 3. C B Van den Berg vs K H Bachmann |
| ½-½ | 28 |
1962 |
FRG-NED | B80 Sicilian, Scheveningen |
| 4. Savon vs K H Bachmann |
| 1-0 | 21 |
1975 |
Dortmund | B27 Sicilian |
| 5. Matulovic vs K H Bachmann |
| 1-0 | 30 |
1977 |
Dortmund | C84 Ruy Lopez, Closed |
| 6. Smejkal vs K H Bachmann |
| 1-0 | 40 |
1977 |
Dortmund | A28 English |
| 7. Short vs K H Bachmann |
| 1-0 | 43 |
1978 |
London Aaronson | A07 King's Indian Attack |
| 8. M Schlaugat vs K H Bachmann |
| ½-½ | 13 |
1981 |
BL 8182 D,sseldorf-Bochum | A01 Nimzovich-Larsen Attack |
| 9. K H Bachmann vs P Dankert |
| ½-½ | 58 |
1981 |
BL 8182 Bochum-Porz | A26 English |
| 10. K H Bachmann vs H Lehmann |
| ½-½ | 69 |
1981 |
BL 8182 Solingen-Bochum | D46 Queen's Gambit Declined Semi-Slav |
| 11. K H Bachmann vs W Schmidt |
| ½-½ | 30 |
1981 |
BL 8182 Bochum-FH Hamburg | A25 English |
| 12. E Ditt vs K H Bachmann |
| 0-1 | 48 |
1981 |
BL 8182 Delmenhorst-Bochum | E63 King's Indian, Fianchetto, Panno Variation |
| 13. R Laven vs K H Bachmann |
| ½-½ | 54 |
1982 |
BL 8182 Kettig-Bochum | A04 Reti Opening |
| 14. K H Bachmann vs W Thormann |
| 1-0 | 33 |
1982 |
BL 8182 SKJE-Bochum | E62 King's Indian, Fianchetto |
| 15. K H Bachmann vs J Haakert |
| 1-0 | 62 |
1982 |
BL 8182 Bochum-Frankfurt | B04 Alekhine's Defense, Modern |
| 16. N Pokern vs K H Bachmann |
| ½-½ | 10 |
1982 |
BL 8182 Bochum-HSK | A43 Old Benoni |
| 17. K H Bachmann vs C Schubert |
| 1-0 | 35 |
1982 |
BL 8182 Bochum-Bayern | A34 English, Symmetrical |
| 18. R Bucka vs K H Bachmann |
| 0-1 | 49 |
1982 |
BL 8182 Bamberg-Bochum | D59 Queen's Gambit Declined, Tartakower |
| 19. Hertneck vs K H Bachmann |
| ½-½ | 38 |
1984 |
Bundesliga 8485 | D27 Queen's Gambit Accepted, Classical |
| 20. R Baumhus vs K H Bachmann |
| 1-0 | 36 |
1988 |
Bundesliga | B23 Sicilian, Closed |
| 21. K H Bachmann vs A Kapengut |
| ½-½ | 25 |
2008 |
SenWM | A31 English, Symmetrical, Benoni Formation |
| 22. K H Bachmann vs U Durst |
| 1-0 | 30 |
2008 |
SenWM | A10 English |
| 23. H Thieme vs K H Bachmann |
| 1-0 | 24 |
2008 |
SenWM | B81 Sicilian, Scheveningen, Keres Attack |
| 24. K H Bachmann vs M Khazankin |
| 1-0 | 31 |
2008 |
SenWM | A37 English, Symmetrical |
| 25. L Gutman vs K H Bachmann |
| 1-0 | 40 |
2008 |
SenWM | A07 King's Indian Attack |