| Game |
| Result | Moves |
Year |
Event/Locale | Opening |
| 1. Hort vs M Crues Albareda |
| 1-0 | 54 |
1961 |
Oberhausen (EU/MM: CSSR-SPA) | C85 Ruy Lopez, Exchange Variation Doubly Deferred (DERLD) |
| 2. Hort vs J Kostro |
| 1-0 | 34 |
1964 |
Polanica Zdroj | C85 Ruy Lopez, Exchange Variation Doubly Deferred (DERLD) |
| 3. Hort vs Geller |
 | 1-0 | 41 |
1966 |
Prague | C85 Ruy Lopez, Exchange Variation Doubly Deferred (DERLD) |
| 4. Hort vs Ivkov |
| 1-0 | 37 |
1966 |
Havana | C85 Ruy Lopez, Exchange Variation Doubly Deferred (DERLD) |
| 5. Hort vs G Barcza |
| 1-0 | 47 |
1966 |
Kecskemet | C85 Ruy Lopez, Exchange Variation Doubly Deferred (DERLD) |
| 6. Hort vs H Westerinen |
| 1-0 | 27 |
1966 |
Orebro Stud olm fA | C85 Ruy Lopez, Exchange Variation Doubly Deferred (DERLD) |
| 7. Hort vs Reshevsky |
 | ½-½ | 22 |
1967 |
Los Angeles | C85 Ruy Lopez, Exchange Variation Doubly Deferred (DERLD) |
| 8. Hort vs L Lengyel |
| ½-½ | 41 |
1971 |
Wijk aan Zee | C85 Ruy Lopez, Exchange Variation Doubly Deferred (DERLD) |
| 9. Hort vs Spassky |
| ½-½ | 40 |
1977 |
Reykjavik cm qf | C85 Ruy Lopez, Exchange Variation Doubly Deferred (DERLD) |
| 10. Hort vs P Nikolic |
| ½-½ | 29 |
1982 |
Wijk aan Zee | C85 Ruy Lopez, Exchange Variation Doubly Deferred (DERLD) |
| 11. Hort vs A Razzak |
| 1-0 | 36 |
1990 |
Novi Sad olm GER-QTR | C85 Ruy Lopez, Exchange Variation Doubly Deferred (DERLD) |
| 12. Hort vs Xie Jun |
| ½-½ | 33 |
1994 |
Monaco Veterans-Women | C85 Ruy Lopez, Exchange Variation Doubly Deferred (DERLD) |