| Game |
| Result | Moves |
Year |
Event/Locale | Opening |
| 1. D Donchev vs Petursson |
| 1-0 | 24 |
1975 |
Hallsberg - int'l jr | E67 King's Indian, Fianchetto |
| 2. D Donchev vs J O Fries Nielsen |
| 1-0 | 42 |
1975 |
Hallsberg - int'l jr | C50 Giuoco Piano |
| 3. E Vladimirov vs D Donchev |
 | 1-0 | 42 |
1975 |
Hallsberg - int'l jr | A15 English |
| 4. M Lindhe vs D Donchev |
| 0-1 | 20 |
1975 |
Hallsberg - int'l jr | B31 Sicilian, Rossolimo Variation |
| 5. Barlov vs D Donchev |
| ½-½ | 43 |
1975 |
Hallsberg - int'l jr | C16 French, Winawer |
| 6. D Donchev vs M Svenn |
| 0-1 | 39 |
1975 |
Hallsberg - int'l jr | B80 Sicilian, Scheveningen |
| 7. D Donchev vs D Cramling |
| 1-0 | 22 |
1975 |
Hallsberg - int'l jr | B77 Sicilian, Dragon, Yugoslav Attack |
| 8. D Donchev vs B Adler |
| 1-0 | 32 |
1975 |
Hallsberg - int'l jr | C68 Ruy Lopez, Exchange |
| 9. L Sanghed vs D Donchev |
| ½-½ | 20 |
1975 |
Hallsberg - int'l jr | A04 Reti Opening |
| 10. L Kokkinos vs D Donchev |
| 0-1 | 46 |
1977 |
Balkaniad 09th | C03 French, Tarrasch |
| 11. Adianto vs D Donchev |
| ½-½ | 40 |
1982 |
Olympiad | C78 Ruy Lopez |
| 12. J Grigorov vs D Donchev |
| ½-½ | 21 |
1982 |
Varna | B93 Sicilian, Najdorf, 6.f4 |
| 13. D Donchev vs Savon |
| 1-0 | 41 |
1982 |
Varna 21st | B87 Sicilian, Fischer-Sozin with ...a6 and ...b5 |
| 14. L Dobrovolsky vs D Donchev |
| 1-0 | 38 |
1982 |
Trnava (Czech Republic) | C55 Two Knights Defense |
| 15. D Donchev vs Plachetka |
| 1-0 | 27 |
1982 |
Reti mem | B16 Caro-Kann, Bronstein-Larsen Variation |
| 16. D Donchev vs J Lechtynsky |
| 0-1 | 61 |
1982 |
Reti mem | B29 Sicilian, Nimzovich-Rubinstein |
| 17. Ftacnik vs D Donchev |
| ½-½ | 35 |
1983 |
Bratislava | D25 Queen's Gambit Accepted |
| 18. D Donchev vs K Mokry |
| 1-0 | 51 |
1983 |
Bratislava | A11 English, Caro-Kann Defensive System |
| 19. Kholmov vs D Donchev |
| ½-½ | 47 |
1983 |
Lvov | B43 Sicilian, Kan, 5.Nc3 |
| 20. D Donchev vs Jansa |
| 1-0 | 81 |
1983 |
Bratislava | A15 English |
| 21. Chekhov vs D Donchev |
| ½-½ | 41 |
1983 |
Lvov | E97 King's Indian |
| 22. Plachetka vs D Donchev |
| 0-1 | 38 |
1983 |
Bratislava | C41 Philidor Defense |
| 23. J Lechtynsky vs D Donchev |
| ½-½ | 40 |
1983 |
Bratislava | B52 Sicilian, Canal-Sokolsky (Rossolimo) Attack |
| 24. D Donchev vs Smejkal |
| ½-½ | 33 |
1983 |
Bratislava | B06 Robatsch |
| 25. Tringov vs D Donchev |
| 1-0 | 19 |
1984 |
Plovdiv | C50 Giuoco Piano |