| Game |
| Result | Moves |
Year |
Event/Locale | Opening |
| 1. O'Kelly vs I Radulov |
| 0-1 | 35 |
1969 |
Habana (Cuba) | B61 Sicilian, Richter-Rauzer, Larsen Variation, 7.Qd2 |
| 2. Adorjan vs I Radulov |
| 0-1 | 32 |
1970 |
Budapest (Hungary) | B60 Sicilian, Richter-Rauzer |
| 3. D Baretic vs I Radulov |
 | 1-0 | 12 |
1971 |
Vrsac | B61 Sicilian, Richter-Rauzer, Larsen Variation, 7.Qd2 |
| 4. Mecking vs I Radulov |
 | 1-0 | 47 |
1971 |
Vrsac | B61 Sicilian, Richter-Rauzer, Larsen Variation, 7.Qd2 |
| 5. B Eley vs I Radulov |
| 0-1 | 39 |
1972 |
Hastings 7273 | B67 Sicilian, Richter-Rauzer Attack, 7...a6 Defense, 8...Bd7 |
| 6. Tal vs I Radulov |
 | 1-0 | 73 |
1972 |
Skopje olm | B61 Sicilian, Richter-Rauzer, Larsen Variation, 7.Qd2 |
| 7. V Tukmakov vs I Radulov |
| ½-½ | 28 |
1972 |
Hastings 7273 | B61 Sicilian, Richter-Rauzer, Larsen Variation, 7.Qd2 |
| 8. Browne vs I Radulov |
| 1-0 | 41 |
1972 |
Hastings (England) | B61 Sicilian, Richter-Rauzer, Larsen Variation, 7.Qd2 |
| 9. Suetin vs I Radulov |
| 1-0 | 31 |
1973 |
Ljubljana/Portoroz (Slovenia) | B60 Sicilian, Richter-Rauzer |
| 10. Tal vs I Radulov |
| 1-0 | 41 |
1973 |
Leningrad Interzonal | B61 Sicilian, Richter-Rauzer, Larsen Variation, 7.Qd2 |
| 11. Matulovic vs I Radulov |
| 1-0 | 37 |
1974 |
Hoogovens | B64 Sicilian, Richter-Rauzer Attack |
| 12. B Enklaar vs I Radulov |
| 0-1 | 67 |
1974 |
Wijk aan Zee I | B60 Sicilian, Richter-Rauzer |
| 13. Hort vs I Radulov |
 | 1-0 | 17 |
1974 |
HUN | B64 Sicilian, Richter-Rauzer Attack |
| 14. Suetin vs I Radulov |
| 1-0 | 46 |
1976 |
Belgrade | B62 Sicilian, Richter-Rauzer |
| 15. Matulovic vs I Radulov |
| 0-1 | 32 |
1976 |
Uljma | B66 Sicilian, Richter-Rauzer Attack, 7...a6 |
| 16. Matulovic vs I Radulov |
| ½-½ | 18 |
1977 |
Kragujevac | B66 Sicilian, Richter-Rauzer Attack, 7...a6 |
| 17. Tal vs I Radulov |
| 1-0 | 46 |
1977 |
October Revolution 60th Anniversary | B62 Sicilian, Richter-Rauzer |
| 18. Beliavsky vs I Radulov |
| 0-1 | 55 |
1977 |
October Revolution 60th Anniversary | B62 Sicilian, Richter-Rauzer |
| 19. Marjanovic vs I Radulov |
| 1-0 | 37 |
1979 |
Bihac (Bosnia & Herzegovina) | B62 Sicilian, Richter-Rauzer |
| 20. Tal vs I Radulov |
 | 1-0 | 28 |
1980 |
MLT | B62 Sicilian, Richter-Rauzer |
| 21. Jansa vs I Radulov |
| 0-1 | 40 |
1982 |
Smederevska Palanka | B62 Sicilian, Richter-Rauzer |
| 22. Hort vs I Radulov |
| ½-½ | 35 |
1982 |
Indonesien | B62 Sicilian, Richter-Rauzer |
| 23. Nunn vs I Radulov |
| 1-0 | 52 |
1983 |
Plovdiv ETC | B62 Sicilian, Richter-Rauzer |
| 24. K Haznedaroglu vs I Radulov |
| ½-½ | 20 |
2001 |
Antalya TUR | B62 Sicilian, Richter-Rauzer |