| Game |
| Result | Moves |
Year |
Event/Locale | Opening |
| 1. G Ligterink vs Ermenkov |
| ½-½ | 19 |
1969 |
Wch U20 fin-B | D32 Queen's Gambit Declined, Tarrasch |
| 2. Ermenkov vs Minev |
| ½-½ | 20 |
1971 |
BUL-ch 24th | B57 Sicilian |
| 3. Ermenkov vs Smejkal |
| ½-½ | 18 |
1972 |
Rubinstein mem | C85 Ruy Lopez, Exchange Variation Doubly Deferred (DERLD) |
| 4. Ermenkov vs Lutikov |
| ½-½ | 12 |
1972 |
Rubinstein mem | D91 Grunfeld, 5.Bg5 |
| 5. W Schmidt vs Ermenkov |
| ½-½ | 48 |
1973 |
Rubinstein mem | A42 Modern Defense, Averbakh System |
| 6. Hort vs Ermenkov |
| ½-½ | 24 |
1974 |
Slncev Brjag | A78 Benoni, Classical with ...Re8 and ...Na6 |
| 7. Ermenkov vs Jansa |
| ½-½ | 57 |
1975 |
Cienfuegos | B85 Sicilian, Scheveningen, Classical |
| 8. H Wirthensohn vs Ermenkov |
| ½-½ | 30 |
1975 |
Vraca zt | A07 King's Indian Attack |
| 9. Ermenkov vs G Sigurjonsson |
| ½-½ | 17 |
1975 |
Vraca zt | E94 King's Indian, Orthodox |
| 10. Ermenkov vs J Dueball |
| ½-½ | 20 |
1975 |
Vraca zt | A48 King's Indian |
| 11. Ermenkov vs A Kuligowski |
| ½-½ | 52 |
1976 |
Lublin | A46 Queen's Pawn Game |
| 12. Suetin vs Ermenkov |
| ½-½ | 18 |
1976 |
Lublin (Poland) | B32 Sicilian |
| 13. Tseshkovsky vs Ermenkov |
| ½-½ | 37 |
1977 |
Albena | B67 Sicilian, Richter-Rauzer Attack, 7...a6 Defense, 8...Bd7 |
| 14. Ermenkov vs M V Ghinda |
| ½-½ | 39 |
1977 |
Balkaniad (Men) 09th | B84 Sicilian, Scheveningen |
| 15. Ermenkov vs Velimirovic |
| ½-½ | 62 |
1977 |
EU-chT (Men) | C77 Ruy Lopez |
| 16. Ermenkov vs Romanishin |
| ½-½ | 28 |
1977 |
Cienfuegos | C85 Ruy Lopez, Exchange Variation Doubly Deferred (DERLD) |
| 17. Ermenkov vs D Rajkovic |
| ½-½ | 47 |
1977 |
Albena | B70 Sicilian, Dragon Variation |
| 18. Ermenkov vs Ribli |
| ½-½ | 17 |
1978 |
Buenos Aires ol (Men) | B92 Sicilian, Najdorf, Opocensky Variation |
| 19. W Schmidt vs Ermenkov |
| ½-½ | 18 |
1978 |
Vrnjacka Banja | A30 English, Symmetrical |
| 20. Sosonko vs Ermenkov |
| ½-½ | 11 |
1978 |
Buenos Aires | E10 Queen's Pawn Game |
| 21. Ermenkov vs Velimirovic |
| ½-½ | 64 |
1978 |
Balkaniad (Men) 10th | B34 Sicilian, Accelerated Fianchetto |
| 22. Ermenkov vs Tringov |
| ½-½ | 13 |
1978 |
Titovo Uzice | A36 English |
| 23. Ermenkov vs Smejkal |
| ½-½ | 19 |
1978 |
Titovo Uzice | C85 Ruy Lopez, Exchange Variation Doubly Deferred (DERLD) |
| 24. Ermenkov vs Bagirov |
| ½-½ | 43 |
1978 |
Titovo Uzice | B18 Caro-Kann, Classical |
| 25. Ermenkov vs Matulovic |
| ½-½ | 23 |
1978 |
Titovo Uzice | B08 Pirc, Classical |