| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 1. G Just vs L Janssen |
| 1-0 | 26 | 1965 | East German Championship (Women) | A03 Bird's Opening |
| 2. L Janssen vs I Winter |
| ½-½ | 21 | 1965 | East German Championship (Women) | A53 Old Indian |
| 3. J Feierabend vs L Janssen |
| ½-½ | 59 | 1965 | East German Championship (Women) | D51 Queen's Gambit Declined |
| 4. L Janssen vs I Roensch |
| ½-½ | 19 | 1965 | East German Championship (Women) | E34 Nimzo-Indian, Classical, Noa Variation |
| 5. H Beutner vs L Janssen |
| ½-½ | 32 | 1965 | East German Championship (Women) | A06 Reti Opening |
| 6. L Janssen vs L Knoch |
| ½-½ | 33 | 1965 | East German Championship (Women) | D30 Queen's Gambit Declined |
| 7. J Scholz vs L Janssen |
| 1-0 | 26 | 1965 | East German Championship (Women) | C92 Ruy Lopez, Closed |
| 8. L Janssen vs R Transfeld |
| 1-0 | 50 | 1965 | East German Championship (Women) | D30 Queen's Gambit Declined |
| 9. R Jaeschke vs L Janssen |
| ½-½ | 13 | 1965 | East German Championship (Women) | C24 Bishop's Opening |
| 10. L Janssen vs H Richter |
| 0-1 | 33 | 1965 | East German Championship (Women) | E10 Queen's Pawn Game |
| 11. J Scholz vs L Janssen |
| 1-0 | 57 | 1967 | East German Championship (Women) | C42 Petrov Defense |
| 12. L Janssen vs I Winter |
| ½-½ | 45 | 1967 | East German Championship (Women) | D25 Queen's Gambit Accepted |
| 13. L Janssen vs L Krueger |
| ½-½ | 19 | 1967 | East German Championship (Women) | A42 Modern Defense, Averbakh System |
| 14. H Prien vs L Janssen |
| 0-1 | 50 | 1967 | East German Championship (Women) | C42 Petrov Defense |
| 15. L Janssen vs W Nowarra |
| 0-1 | 60 | 1967 | East German Championship (Women) | E94 King's Indian, Orthodox |
| 16. L Janssen vs G Just |
| ½-½ | 39 | 1967 | East German Championship (Women) | A84 Dutch |
| 17. L Janssen vs M Degen |
| 1-0 | 31 | 1967 | East German Championship (Women) | A80 Dutch |
| 18. H Bade vs L Janssen |
| 0-1 | 67 | 1967 | East German Championship (Women) | C71 Ruy Lopez |
| 19. U Liebert vs L Janssen |
| 1-0 | 22 | 1967 | East German Championship (Women) | C41 Philidor Defense |
| 20. I Roensch vs L Janssen |
| ½-½ | 41 | 1967 | East German Championship (Women) | D50 Queen's Gambit Declined |
| 21. L Janssen vs M Kleinschmidt |
| 1-0 | 37 | 1967 | East German Championship (Women) | A51 Budapest Gambit |
| 22. I Ernst vs L Janssen |
| 1-0 | 24 | 1967 | East German Championship (Women) | D00 Queen's Pawn Game |
| 23. L Janssen vs E Nuenchert |
| ½-½ | 19 | 1967 | East German Championship (Women) | A43 Old Benoni |
| 24. G Tragsdorf vs L Janssen |
| 1-0 | 30 | 1968 | East German Championship (Women) | C78 Ruy Lopez |
| 25. G Just vs L Janssen |
| ½-½ | 17 | 1968 | East German Championship (Women) | A02 Bird's Opening |
Kibitzing
