| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 1. S Kupka vs Jansa |
| 0-1 | 46 | 1969 | CSR-ch International | E62 King's Indian, Fianchetto |
| 2. O Jakobsen vs Jansa |
| ½-½ | 24 | 1973 | Amsterdam IBM-B | E62 King's Indian, Fianchetto |
| 3. Plachetka vs Jansa |
| ½-½ | 26 | 1974 | CSR-ch | E62 King's Indian, Fianchetto |
| 4. J H Donner vs Jansa |
| 0-1 | 23 | 1974 | Amsterdam IBM | E62 King's Indian, Fianchetto |
| 5. H Ree vs Jansa |
| ½-½ | 40 | 1975 | Amsterdam IBM | E62 King's Indian, Fianchetto |
| 6. P Poutiainen vs Jansa |
| 1-0 | 39 | 1975 | Reykjavik Zonal | E62 King's Indian, Fianchetto |
| 7. S Nikolic vs Jansa |
| ½-½ | 89 | 1982 | Smederevska Palanka | E62 King's Indian, Fianchetto |
| 8. L Shamkovich vs Jansa |
| ½-½ | 41 | 1982 | 7th North Sea Cup | E62 King's Indian, Fianchetto |
| 9. A Doyle vs Jansa |
| 0-1 | 51 | 1982 | Chess Olympiad | E62 King's Indian, Fianchetto |
| 10. K Helmers vs Jansa |
| ½-½ | 45 | 1983 | Lux Time Cup | E62 King's Indian, Fianchetto |
| 11. Plachetka vs Jansa |
| ½-½ | 26 | 1983 | CSR-ch International | E62 King's Indian, Fianchetto |
| 12. V Inkiov vs Jansa |
| ½-½ | 15 | 1983 | Nis | E62 King's Indian, Fianchetto |
| 13. D Pavlovic vs Jansa |
| 0-1 | 25 | 1983 | Nis | E62 King's Indian, Fianchetto |
| 14. J Lechtynsky vs Jansa |
| ½-½ | 16 | 1984 | Smederevska Palanka | E62 King's Indian, Fianchetto |
| 15. J Jurek vs Jansa |
| 0-1 | 41 | 1984 | CSR-ch | E62 King's Indian, Fianchetto |
| 16. Smejkal vs Jansa |
| ½-½ | 17 | 1984 | CSR-ch | E62 King's Indian, Fianchetto |
| 17. N Kirov vs Jansa |
| ½-½ | 14 | 1984 | Bor | E62 King's Indian, Fianchetto |
| 18. K Thiel vs Jansa |
| 0-1 | 71 | 1987 | Gausdal Int | E62 King's Indian, Fianchetto |
| 19. I Stohl vs Jansa |
| ½-½ | 14 | 1987 | Tirnavia-A | E62 King's Indian, Fianchetto |
| 20. C Rother vs Jansa |
| 0-1 | 36 | 1988 | BL2-S 8788 ;BL2 | E62 King's Indian, Fianchetto |
| 21. Smejkal vs Jansa |
| ½-½ | 26 | 1989 | Bundesliga 1988/89 | E62 King's Indian, Fianchetto |
| 22. N Gurieli vs Jansa |
| ½-½ | 75 | 1989 | GMA Baleares op | E62 King's Indian, Fianchetto |
| 23. Smejkal vs Jansa |
| 1-0 | 37 | 1991 | Bundesliga 1990/91 | E62 King's Indian, Fianchetto |
| 24. A Groenn vs Jansa |
| 1-0 | 61 | 1991 | Gausdal Troll Masters | E62 King's Indian, Fianchetto |
| 25. A Groenn vs Jansa |
| ½-½ | 60 | 1991 | Oslo Cup | E62 King's Indian, Fianchetto |
Kibitzing
