| Game |
| Result | Moves |
Year |
Event/Locale | Opening |
| 1. J Petkevich vs Tal |
 | ½-½ | 23 |
1965 |
Riga | B14 Caro-Kann, Panov-Botvinnik Attack |
| 2. I Platonov vs J Petkevich |
| ½-½ | 18 |
1967 |
Olympiad URS | B92 Sicilian, Najdorf, Opocensky Variation |
| 3. J Petkevich vs I Platonov |
| 0-1 | 38 |
1968 |
Riga Ch Chess Club L | A57 Benko Gambit |
| 4. Bronstein vs J Petkevich |
| 1-0 | 49 |
1969 |
Kiev | A30 English, Symmetrical |
| 5. Bagirov vs J Petkevich |
| 1-0 | 33 |
1970 |
Witefsk | D80 Grunfeld |
| 6. V Tukmakov vs J Petkevich |
| 1-0 | 22 |
1972 |
URS-chT | C09 French, Tarrasch, Open Variation, Main line |
| 7. Dzindzichashvili vs J Petkevich |
| ½-½ | 45 |
1972 |
Olympiad URS | E98 King's Indian, Orthodox, Taimanov, 9.Ne1 |
| 8. I Zaitsev vs J Petkevich |
| 1-0 | 25 |
1974 |
URS-ch qual | B94 Sicilian, Najdorf |
| 9. L Gutman vs J Petkevich |
| 1-0 | 28 |
1975 |
LAT-ch | B82 Sicilian, Scheveningen |
| 10. J Petkevich vs Alburt |
| ½-½ | 41 |
1975 |
Olympiad URS | A15 English |
| 11. Vasiukov vs J Petkevich |
| 1-0 | 45 |
1976 |
URS-CupT | B85 Sicilian, Scheveningen, Classical |
| 12. Lutikov vs J Petkevich |
| ½-½ | 31 |
1977 |
Yerevan | B94 Sicilian, Najdorf |
| 13. J Petkevich vs M Cojocaru |
| ½-½ | 55 |
1977 |
Rzeszow op | E92 King's Indian |
| 14. Tseshkovsky vs J Petkevich |
| 1-0 | 28 |
1977 |
Yerevan | B85 Sicilian, Scheveningen, Classical |
| 15. Igor Ivanov vs J Petkevich |
| ½-½ | 32 |
1977 |
Tournament | A57 Benko Gambit |
| 16. Tseshkovsky vs J Petkevich |
| ½-½ | 45 |
1979 |
URS Spartakiad | B33 Sicilian |
| 17. Shirov vs J Petkevich |
| 0-1 | 22 |
1985 |
Riga (Latvia) | C03 French, Tarrasch |
| 18. J Petkevich vs Shabalov |
| 1-0 | 34 |
1985 |
Riga | A30 English, Symmetrical |
| 19. Shirov vs J Petkevich |
| 1-0 | 31 |
1987 |
Riga | E71 King's Indian, Makagonov System (5.h3) |
| 20. J Petkevich vs Shabalov |
| 0-1 | 40 |
1987 |
Riga | D02 Queen's Pawn Game |
| 21. J Petkevich vs M Hawelko |
| ½-½ | 41 |
1988 |
It (cat.7) | C26 Vienna |
| 22. Wojtkiewicz vs J Petkevich |
| ½-½ | 15 |
1988 |
C07,VII | E92 King's Indian |
| 23. J Petkevich vs Kholmov |
| ½-½ | 52 |
1989 |
Spring op | A04 Reti Opening |
| 24. Bronstein vs J Petkevich |
 | ½-½ | 13 |
1989 |
Warsaw op | C34 King's Gambit Accepted |
| 25. J Petkevich vs M Golubev |
| 1-0 | 40 |
1993 |
Groningen Chess Festival; GM open | E61 King's Indian |