| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 1. Hort vs M Albareda Creus |
 | 1-0 | 54 | 1961 | European Team Championship | C85 Ruy Lopez, Exchange Variation Doubly Deferred (DERLD) |
| 2. Hort vs J Kostro |
| 1-0 | 34 | 1964 | Rubinstein Memorial | C85 Ruy Lopez, Exchange Variation Doubly Deferred (DERLD) |
| 3. Hort vs Geller |
| 1-0 | 41 | 1966 | Allied Armies Championship | C85 Ruy Lopez, Exchange Variation Doubly Deferred (DERLD) |
| 4. Hort vs Barcza |
| 1-0 | 47 | 1966 | Laszlo Toth Memorial | C85 Ruy Lopez, Exchange Variation Doubly Deferred (DERLD) |
| 5. Hort vs Westerinen |
| 1-0 | 27 | 1966 | Orebro Stud olm fA | C85 Ruy Lopez, Exchange Variation Doubly Deferred (DERLD) |
| 6. Hort vs Ivkov |
| 1-0 | 37 | 1966 | Havana Olympiad Final-A | C85 Ruy Lopez, Exchange Variation Doubly Deferred (DERLD) |
| 7. Hort vs Reshevsky |
| ½-½ | 22 | 1968 | Los Angeles Interzonal Playoff | C85 Ruy Lopez, Exchange Variation Doubly Deferred (DERLD) |
| 8. Hort vs Lengyel |
| ½-½ | 41 | 1971 | Hoogovens | C85 Ruy Lopez, Exchange Variation Doubly Deferred (DERLD) |
| 9. Hort vs Spassky |
| ½-½ | 40 | 1977 | Spassky - Hort Candidates Quarterfinal | C85 Ruy Lopez, Exchange Variation Doubly Deferred (DERLD) |
| 10. Hort vs P Nikolic |
| ½-½ | 29 | 1982 | Hoogovens | C85 Ruy Lopez, Exchange Variation Doubly Deferred (DERLD) |
| 11. Hort vs A A Hashim |
| 1-0 | 36 | 1990 | Novi Sad Olympiad | C85 Ruy Lopez, Exchange Variation Doubly Deferred (DERLD) |
| 12. Hort vs J Xie |
| ½-½ | 33 | 1994 | Veterans-Women | C85 Ruy Lopez, Exchange Variation Doubly Deferred (DERLD) |
Kibitzing
