| Game |
| Result | Moves |
Year |
Event/Locale | Opening |
| 1. A Rodriguez vs Delchev |
| 0-1 | 33 |
1986 |
Ch World (juniors) (under 16) | B46 Sicilian, Taimanov Variation |
| 2. Van Wely vs Delchev |
 | 0-1 | 48 |
1988 |
Arnheim | E21 Nimzo-Indian, Three Knights |
| 3. Delchev vs Dreev |
| 0-1 | 23 |
1989 |
Ch Europe (juniors) | C05 French, Tarrasch |
| 4. Jansa vs Delchev |
 | 1-0 | 89 |
1991 |
Alborg | C61 Ruy Lopez, Bird's Defense |
| 5. Delchev vs Topalov |
| ½-½ | 52 |
1991 |
Junior DM | A46 Queen's Pawn Game |
| 6. J Grigorov vs Delchev |
| 1-0 | 64 |
1991 |
ch Bulgaria | C55 Two Knights Defense |
| 7. Delchev vs Topalov |
| ½-½ | 30 |
1991 |
BLG-ch | A46 Queen's Pawn Game |
| 8. Delchev vs Y Shulman |
| ½-½ | 66 |
1994 |
Moscow ol (Men) | E94 King's Indian, Orthodox |
| 9. Delchev vs Wojtkiewicz |
| ½-½ | 18 |
1995 |
01 | E44 Nimzo-Indian, Fischer Variation, 5.Ne2 |
| 10. V Beim vs Delchev |
| 1-0 | 52 |
1995 |
Budapest FS08 GM | A28 English |
| 11. V Tukmakov vs Delchev |
| ½-½ | 26 |
1997 |
Zadar op | E06 Catalan, Closed, 5.Nf3 |
| 12. Delchev vs Miles |
| ½-½ | 21 |
1997 |
IV Anibal Open, Linares ESP | C67 Ruy Lopez |
| 13. Delchev vs G Timoshenko |
| ½-½ | 23 |
1997 |
Nova Gorica op 2nd | B33 Sicilian |
| 14. Delchev vs V Tukmakov |
| ½-½ | 24 |
1997 |
Portoroz op | A34 English, Symmetrical |
| 15. Delchev vs I Nei |
| 0-1 | 41 |
1997 |
Pula op 11th | A14 English |
| 16. V Tukmakov vs Delchev |
| ½-½ | 39 |
1997 |
Kastel Stari op | E97 King's Indian |
| 17. Pavasovic vs Delchev |
| ½-½ | 35 |
1998 |
Ljubljana op 9th | B08 Pirc, Classical |
| 18. Grischuk vs Delchev |
| ½-½ | 36 |
1999 |
Anibal Open | C05 French, Tarrasch |
| 19. V Okhotnik vs Delchev |
| 1-0 | 82 |
1999 |
Anibal Open | A04 Reti Opening |
| 20. Delchev vs A Anastasian |
| 0-1 | 51 |
1999 |
EU-chT (Men) | A30 English, Symmetrical |
| 21. Delchev vs J Maherramzade |
| ½-½ | 26 |
1999 |
Anibal Open | B82 Sicilian, Scheveningen |
| 22. Delchev vs H Dusper |
| 1-0 | 22 |
1999 |
6th Metalis Open | C04 French, Tarrasch, Guimard Main line |
| 23. Delchev vs A Butnorius |
| 1-0 | 41 |
1999 |
EU-chT (Men) | A14 English |
| 24. A Holmsten vs Delchev |
| 0-1 | 36 |
1999 |
Anibal Open | B93 Sicilian, Najdorf, 6.f4 |
| 25. V Tukmakov vs Delchev |
| ½-½ | 16 |
1999 |
CRO-Cup | A09 Reti Opening |