| Game |
| Result | Moves |
Year |
Event/Locale | Opening |
| 1. Van Wely vs Delchev |
 | 0-1 | 48 |
1988 |
Arnheim | E21 Nimzo-Indian, Three Knights |
| 2. Cantos Conejero,Jose Miguel vs Delchev |
| 0-1 | 32 |
2001 |
IX Open | E30 Nimzo-Indian, Leningrad |
| 3. E Arlandi vs Delchev |
| 0-1 | 55 |
2003 |
EU-chT (Men) | E39 Nimzo-Indian, Classical, Pirc Variation |
| 4. R Pogorelov vs Delchev |
| 0-1 | 43 |
2003 |
X Anibal Open | E39 Nimzo-Indian, Classical, Pirc Variation |
| 5. M Tirabassi vs Delchev |
| 0-1 | 29 |
2004 |
47th It | E34 Nimzo-Indian, Classical, Noa Variation |
| 6. D Komljenovic vs Delchev |
| 0-1 | 51 |
2005 |
25th Anniversary Benasque | E35 Nimzo-Indian, Classical, Noa Variation, 5.cd ed |
| 7. M Gagunashvili vs Delchev |
| ½-½ | 33 |
2006 |
7th European Individual Championship | E39 Nimzo-Indian, Classical, Pirc Variation |
| 8. T Likavsky vs Delchev |
| 0-1 | 35 |
2006 |
European Club Cup | E36 Nimzo-Indian, Classical |
| 9. F Peralta vs Delchev |
| ½-½ | 15 |
2006 |
XXIV Andorra Open | E55 Nimzo-Indian, 4.e3, Gligoric System, Bronstein Variation |
| 10. L Comas Fabrego vs Delchev |
| 0-1 | 39 |
2006 |
XXIV Andorra Open | E30 Nimzo-Indian, Leningrad |
| 11. F Berkes vs Delchev |
| ½-½ | 27 |
2007 |
European Team Chess Championships | E25 Nimzo-Indian, Samisch |
| 12. L Lenic vs Delchev |
| 0-1 | 46 |
2008 |
2008 Olympiad | E36 Nimzo-Indian, Classical |