| 14 ago 2026 | Kacprzak, Karol 2377 | 1-0 | Horcajuelo Rocamora, Martin 2368 | B90 Sicilian Defense: Najdorf Variation, Adams Attack | CECLUB SEGUNDA DIVISION SUR 2026 | 7 · mesa 7 |
| 13 ago 2026 | Kacprzak, Karol 2377 | ½-½ | Lianes Garcia, Marcos 2406 | C88 Ruy Lopez: Closed, Anti-Marshall | CECLUB SEGUNDA DIVISION SUR 2026 | 5 · mesa 7 |
| 13 ago 2026 | Rudzinska, Michalina 2245 | 0-1 | Kacprzak, Karol 2377 | B90 Sicilian Defense: Najdorf Variation, Lipnitsky Attack | CECLUB SEGUNDA DIVISION SUR 2026 | 6 · mesa 12 |
| 12 ago 2026 | Ilinca, Felix-Antonio 2494 | 0-1 | Kacprzak, Karol 2377 | A05 Zukertort Opening | CECLUB SEGUNDA DIVISION SUR 2026 | 3 · mesa 2 |
| 12 ago 2026 | Kacprzak, Karol 2377 | ½-½ | Arias Igual, Alejandro 2196 | C43 Petrov's Defense: Modern Attack, Center Variation | CECLUB SEGUNDA DIVISION SUR 2026 | 4 · mesa 17 |
| 11 ago 2026 | Ocana Roca, Juan Jesus 2115 | 0-1 | Kacprzak, Karol 2377 | C77 Ruy Lopez: Morphy Defense, Anderssen Variation | CECLUB SEGUNDA DIVISION SUR 2026 | 1 · mesa 27 |
| 11 ago 2026 | Kacprzak, Karol 2377 | ½-½ | Rodriguez Avila, Alvaro 2216 | B48 Sicilian Defense: Taimanov Variation, Bastrikov Variation, English Attack | CECLUB SEGUNDA DIVISION SUR 2026 | 2 · mesa 27 |
| 2 ago 2026 | Pantzar, Milton 2444 | * | Kacprzak, Karol 2345 | D04 Queen's Pawn Game: Colle System | Granada Chess Open 2026 | 9 · mesa 13 |
| 2 ago 2026 | Pantzar, Milton 2444 | * | Kacprzak, Karol 2345 | D04 Queen's Pawn Game: Colle System | Granada Chess Open - 2026 | 9 · mesa 13 |
| 1 ago 2026 | Kozak, Adam 2531 | ½-½ | Kacprzak, Karol 2345 | C50 Italian Game: Giuoco Pianissimo, Italian Four Knights Variation | Granada Chess Open 2026 | 7 · mesa 11 |
| 1 ago 2026 | Kacprzak, Karol 2345 | 1-0 | Subelj, Jan 2565 | C12 French Defense: McCutcheon Variation, Lasker Variation | Granada Chess Open 2026 | 8 · mesa 11 |
| 1 ago 2026 | Kozak, Adam 2531 | ½-½ | Kacprzak, Karol 2345 | C50 Italian Game: Giuoco Pianissimo, Italian Four Knights Variation | Granada Chess Open - 2026 | 7 · mesa 11 |
| 1 ago 2026 | Kacprzak, Karol 2345 | 1-0 | Subelj, Jan 2565 | C12 French Defense: McCutcheon Variation, Lasker Variation | Granada Chess Open - 2026 | 8 · mesa 11 |
| 31 jul 2026 | Kacprzak, Karol 2345 | 1-0 | Fernandez Diaz, Cristian 2218 | B13 Caro-Kann Defense: Exchange Variation | Granada Chess Open 2026 | 6 · mesa 32 |
| 31 jul 2026 | Kacprzak, Karol 2345 | 1-0 | Fernandez Diaz, Cristian 2218 | B13 Caro-Kann Defense: Exchange Variation | Granada Chess Open - 2026 | 6 · mesa 32 |
| 30 jul 2026 | Vedant Garg 2218 | ½-½ | Kacprzak, Karol 2345 | C79 Ruy Lopez: Morphy Defense, Steinitz Deferred | Granada Chess Open 2026 | 5 · mesa 31 |
| 30 jul 2026 | Vedant Garg 2218 | ½-½ | Kacprzak, Karol 2345 | C79 Ruy Lopez: Morphy Defense, Steinitz Deferred | Granada Chess Open - 2026 | 5 · mesa 31 |
| 29 jul 2026 | Silva Lucena, Cristian 2211 | 1-0 | Kacprzak, Karol 2345 | C47 Four Knights Game: Scotch Variation Accepted | Granada Chess Open 2026 | 3 · mesa 24 |
| 29 jul 2026 | Silva Lucena, Cristian 2211 | 1-0 | Kacprzak, Karol 2345 | C47 Four Knights Game: Scotch Variation Accepted | Granada Chess Open - 2026 | 3 · mesa 24 |
| 3 abr 2026 | Kacprzak, Karol 2312 | ½-½ | Alonso Garcia, Aaron 2432 | C15 French Defense: Winawer Variation, Delayed Exchange Variation | PONTE DE LIMA CHESS TOURNAMENT 2026 | 6 · mesa 10 |
| 31 mar 2026 | Martin Duque, Jesus 2335 | ½-½ | Kacprzak, Karol 2312 | A14 English Opening: Agincourt Defense, Neo-Catalan Declined | PONTE DE LIMA CHESS TOURNAMENT 2026 | 7 · mesa 1 |
| 21 feb 2026 | Kacprzak, Karol 2314 | 1-0 | Segarra Victorio, Israel 2110 | C00 French Defense: Schlechter Variation | I Cerrado Cajasol | 9 · mesa 5 |
| 20 feb 2026 | Kacprzak, Karol 2314 | ½-½ | Barrero Garcia, Carlos 2267 | C13 French Defense: Classical Variation, Burn Variation, Morozevich Line | I Cerrado Cajasol | 6 · mesa 2 |
| 20 feb 2026 | Bittner, Titus 2178 | ½-½ | Kacprzak, Karol 2314 | C45 Scotch Game: Schmidt Variation | I Cerrado Cajasol | 7 · mesa 5 |
| 19 feb 2026 | Kacprzak, Karol 2314 | ½-½ | Martinez Ramirez, Lennis 2408 | C71 Ruy Lopez: Morphy Defense, Modern Steinitz Defense | I Cerrado Cajasol | 4 · mesa 3 |
| 19 feb 2026 | Mouhamad, Joachim 2169 | 0-1 | Kacprzak, Karol 2314 | D36 Queen's Gambit Declined: Exchange Variation, Reshevsky Variation | I Cerrado Cajasol | 5 · mesa 4 |
| 18 feb 2026 | Kacprzak, Karol 2314 | 1-0 | Ferreira, Vasco Capitao Mendes 2145 | B90 Sicilian Defense: Najdorf Variation, English Attack | I Cerrado Cajasol | 2 · mesa 4 |
| 18 feb 2026 | Ingunza Curro, Andres 2338 | ½-½ | Kacprzak, Karol 2314 | A14 Réti Opening: Anglo-Slav Variation, Bogoljubow Variation, Stonewall Line | I Cerrado Cajasol | 3 · mesa 3 |
| 18 feb 2026 | Gomez Ledo, Roberto Carlos 2370 | ½-½ | Kacprzak, Karol 2314 | C67 Ruy Lopez: Open Berlin Defense, l'Hermet Variation | I Cerrado Cajasol | 8 · mesa 1 |
| 17 feb 2026 | Kacprzak, Kacper 2299 | ½-½ | Kacprzak, Karol 2314 | D38 Queen's Gambit Declined: Ragozin Defense | I Cerrado Cajasol | 1 · mesa 2 |