| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 1. I Roensch vs H Beutner |
| 1-0 | 36 | 1965 | East German Championship (Women) | D22 Queen's Gambit Accepted |
| 2. L Knoch vs I Roensch |
| 0-1 | 29 | 1965 | East German Championship (Women) | A47 Queen's Indian |
| 3. I Roensch vs J Scholz |
| 1-0 | 42 | 1965 | East German Championship (Women) | E81 King's Indian, Samisch |
| 4. L Janssen vs I Roensch |
| ½-½ | 19 | 1965 | East German Championship (Women) | E34 Nimzo-Indian, Classical, Noa Variation |
| 5. I Roensch vs R Transfeld |
| 1-0 | 42 | 1965 | East German Championship (Women) | D37 Queen's Gambit Declined |
| 6. R Jaeschke vs I Roensch |
| ½-½ | 31 | 1965 | East German Championship (Women) | C24 Bishop's Opening |
| 7. I Roensch vs H Richter |
| 1-0 | 41 | 1965 | East German Championship (Women) | E23 Nimzo-Indian, Spielmann |
| 8. G Just vs I Roensch |
| ½-½ | 27 | 1965 | East German Championship (Women) | A02 Bird's Opening |
| 9. I Roensch vs I Winter |
| 0-1 | 52 | 1965 | East German Championship (Women) | E85 King's Indian, Samisch, Orthodox Variation |
| 10. J Feierabend vs I Roensch |
| ½-½ | 22 | 1965 | East German Championship (Women) | E10 Queen's Pawn Game |
| 11. I Roensch vs L Janssen |
| ½-½ | 41 | 1967 | East German Championship (Women) | D50 Queen's Gambit Declined |
| 12. U Liebert vs I Roensch |
| ½-½ | 24 | 1967 | East German Championship (Women) | A03 Bird's Opening |
| 13. M Degen vs I Roensch |
| 0-1 | 25 | 1967 | East German Championship (Women) | A00 Uncommon Opening |
| 14. I Roensch vs H Bade |
| 1-0 | 28 | 1967 | East German Championship (Women) | A58 Benko Gambit |
| 15. I Roensch vs H Prien |
| 1-0 | 12 | 1967 | East German Championship (Women) | A43 Old Benoni |
| 16. W Nowarra vs I Roensch |
| 1-0 | 41 | 1967 | East German Championship (Women) | B18 Caro-Kann, Classical |
| 17. I Roensch vs M Kleinschmidt |
| 1-0 | 26 | 1967 | East German Championship (Women) | E80 King's Indian, Samisch Variation |
| 18. I Roensch vs I Ernst |
| ½-½ | 40 | 1967 | East German Championship (Women) | E24 Nimzo-Indian, Samisch |
| 19. I Roensch vs G Just |
| ½-½ | 18 | 1967 | East German Championship (Women) | A97 Dutch, Ilyin-Genevsky |
| 20. I Winter vs I Roensch |
| 0-1 | 63 | 1967 | East German Championship (Women) | C68 Ruy Lopez, Exchange |
| 21. E Nuenchert vs I Roensch |
| 1-0 | 41 | 1967 | East German Championship (Women) | C96 Ruy Lopez, Closed |
| 22. L Krueger vs I Roensch |
| 0-1 | 41 | 1967 | East German Championship (Women) | B14 Caro-Kann, Panov-Botvinnik Attack |
| 23. I Roensch vs J Scholz |
| ½-½ | 26 | 1967 | East German Championship (Women) | A43 Old Benoni |
| 24. W Nowarra vs I Roensch |
| 1-0 | 36 | 1968 | East German Championship (Women) | B12 Caro-Kann Defense |
| 25. U Pohl vs I Roensch |
| ½-½ | 38 | 1968 | East German Championship (Women) | A22 English |
Kibitzing
