| 20 oct 2026 | Kozlovic, Jernej 2336 | 0-1 | Danila, Tudor-Gabriel 2273 | B53 Sicilian Defense: Chekhover Variation | FIDE World Championship 2026 - O17 | 10 · mesa 8 |
| 20 oct 2026 | Kozlovic, Jernej 2336 | 1-0 | Martinez Soriano, Pablo 2127 | B40 Sicilian Defense: Delayed Alapin Variation, with e6 | FIDE World Championship 2026 - O17 | 11 · mesa 12 |
| 19 oct 2026 | Nunez Gregoire, Daniel 2267 | 1-0 | Kozlovic, Jernej 2336 | D34 Tarrasch Defense: Classical Variation | FIDE World Championship 2026 - O17 | 9 · mesa 7 |
| 18 oct 2026 | Hauchamps, Maxime 2419 | 0-1 | Kozlovic, Jernej 2336 | E29 Nimzo-Indian Defense: Sämisch Variation, Capablanca Variation | FIDE World Championship 2026 - O17 | 7 · mesa 4 |
| 18 oct 2026 | Kozlovic, Jernej 2336 | ½-½ | Dinh Nho Kiet 2368 | A56 Grünfeld Defense: Three Knights Variation, Burille Variation, Reversed Tarrasch | FIDE World Championship 2026 - O17 | 8 · mesa 4 |
| 16 oct 2026 | Kozlovic, Jernej 2336 | 1-0 | Cherentsov, Mikhail 1942 | B13 Caro-Kann Defense: Panov Attack, Modern Defense, Mieses Line | FIDE World Championship 2026 - O17 | 5 · mesa 14 |
| 16 oct 2026 | Ribstein, Orel 2309 | ½-½ | Kozlovic, Jernej 2336 | E01 Catalan Opening: Tarrasch Defense | FIDE World Championship 2026 - O17 | 6 · mesa 9 |
| 15 oct 2026 | Kozlovic, Jernej 2336 | ½-½ | Blazquez Sanz, Oscar 2111 | C02 French Defense: Advance Variation, Paulsen Attack | FIDE World Championship 2026 - O17 | 3 · mesa 16 |
| 15 oct 2026 | Ibanez Macias, Julen 2153 | ½-½ | Kozlovic, Jernej 2336 | C26 Vienna Game: Mieses Variation | FIDE World Championship 2026 - O17 | 4 · mesa 10 |
| 14 oct 2026 | Kozlovic, Jernej 2336 | 0-1 | Torosyan Saghatelyan, Arturo 2048 | C02 French Defense: Advance Variation | FIDE World Championship 2026 - O17 | 1 · mesa 9 |
| 14 oct 2026 | Russell, Wesley 1962 | 0-1 | Kozlovic, Jernej 2336 | C54 Italian Game: Classical Variation, Giuoco Pianissimo | FIDE World Championship 2026 - O17 | 2 · mesa 22 |
| 17 abr 2026 | Tabuenca Mendataurigoitia, Daniel 2364 | 1-0 | Kozlovic, Jernej 2355 | C50 Italian Game: Giuoco Pianissimo, Italian Four Knights Variation | FIDE World Cadet & Youth Rapid and Blitz Chess Championships 2026 | Rapid | O18 | 10 · mesa 6 |
| 16 abr 2026 | Kozlovic, Jernej 2355 | 1-0 | Perea Fruet, Lorenzo 2345 | B30 Sicilian Defense: Nyezhmetdinov-Rossolimo Attack | FIDE World Cadet & Youth Rapid and Blitz Chess Championships 2026 | Rapid | O18 | 7 · mesa 7 |