| 17 may 2025 | Bethencourt Hernandez, Alberto 2 2126 | Ver la partida ½-½ | Li Chen, Helena Joana 2060 | B48 Sicilian Defense: Taimanov Variation, Bastrikov Variation, English Attack | ronda 4 · mesa 1 |
| 17 may 2025 | Olive Garcia, Victor 1990 | Ver la partida 1-0 | Chen, Xiwei 1581 | C55 Italian Game: Two Knights Defense, Modern Bishop's Opening | ronda 4 · mesa 2 |
| 17 may 2025 | Ascension Suarez, Joel 1862 | Ver la partida ½-½ | Gonzalez Perdomo, Sergio 1944 | E05 Catalan Opening: Open Defense, Classical Line | ronda 4 · mesa 3 |
| 17 may 2025 | Parra Erazo, Santiago 1535 | Ver la partida 0-1 | Castro Miguelez, Jose 1901 | B15 Caro-Kann Defense: Tartakower Variation | ronda 4 · mesa 4 |
| 17 may 2025 | Diaz Reyes, Iker 1909 | Ver la partida ½-½ | Rivero Tacoronte, Gabriel 1943 | B10 Caro-Kann Defense: Accelerated Panov Attack, Modern Variation | ronda 4 · mesa 5 |
| 17 may 2025 | De La Cruz Perez, Carlos 1943 | Ver la partida 1-0 | Li, Junrong 1549 | D07 Queen's Gambit Declined: Chigorin Defense | ronda 4 · mesa 6 |
| 17 may 2025 | Li, Shenghao 1588 | Ver la partida 0-1 | Bangiev, Katharina 1788 | A37 English Opening: Symmetrical Variation, Three Knights, Fianchetto Variation | ronda 4 · mesa 7 |
| 17 may 2025 | Mayor Viera, Aaron 1531 | Ver la partida ½-½ | Matos Espino, Carlos Silverio 1775 | A80 Dutch Defense | ronda 4 · mesa 8 |
| 17 may 2025 | Sanchez Riascos, Brayan 1683 | Ver la partida 0-1 | Tirado Delgado, Salome 1587 | B31 Sicilian Defense: Nyezhmetdinov-Rossolimo Attack, Fianchetto Variation | ronda 4 · mesa 9 |
| 17 may 2025 | Castillo Saras, Javier 1463 | Ver la partida ½-½ | Gonzalez Orban, Nicolas 1654 | A20 English Opening: King's English Variation | ronda 4 · mesa 10 |
| 17 may 2025 | Romero Villalba, Javier 1608 | Ver la partida 1-0 | Gonzalez Orban, Thomas 1508 | C01 French Defense: Exchange Variation | ronda 4 · mesa 11 |
| 17 may 2025 | You, Xinying 1543 | Ver la partida 0-1 | Ma Ma, Yueyang | B13 Caro-Kann Defense: Exchange Variation | ronda 4 · mesa 12 |
| 17 may 2025 | Rosa Gonzalez, Ancor | Ver la partida 1-0 | Bonilla Aguirre, Michael Santiag | B30 Sicilian Defense: Old Sicilian | ronda 4 · mesa 13 |
| 17 may 2025 | Castillo Palacios, Jesus David 1749 | Ver la partida ½-½ | Chara Erazo, Laura 1465 | B12 Caro-Kann Defense: Modern Variation | ronda 4 · mesa 14 |
| 17 may 2025 | Dsouza, Ashley Kevin 1472 | Ver la partida 0-1 | Chen, Jinxin 1686 | D06 Queen's Gambit Declined: Marshall Defense | ronda 4 · mesa 15 |
| 17 may 2025 | Dsouza, Alvia Kevin | Ver la partida 0-1 | Guan, Hui 1590 | E60 Indian Defense: West Indian Defense | ronda 4 · mesa 16 |
| 17 may 2025 | Rodriguez Gonzalez, Aaron Benjam 1492 | Ver la partida 1-0 | Martinez Toribio, Yuri | D04 Queen's Pawn Game: Colle System, Grünfeld Formation | ronda 4 · mesa 17 |
| 17 may 2025 | Magsano Alcaide, Alexander Jacob | Ver la partida 0-1 | Quintana Arcila, Yaiza 1487 | A22 English Opening: King's English Variation, Two Knights Variation | ronda 4 · mesa 18 |
| 17 may 2025 | Perez Lerma, Santiago | Ver la partida 0-1 | Regulez Cabra, Sergio 1533 | C50 Italian Game: Giuoco Piano | ronda 4 · mesa 19 |
| 17 may 2025 | Pulido Buciuleac, Alicia Maria 1437 | Ver la partida 1-0 | Chen Huang, Xin Yu | A25 English Opening: King's English Variation, Reversed Closed Sicilian | ronda 4 · mesa 20 |
| 17 may 2025 | Li, Jianqiang | Ver la partida 1-0 | Lemes Requejo, Aaron | C47 Four Knights Game: Italian Variation | ronda 4 · mesa 21 |
| 17 may 2025 | Galvis Vargas, Diego | Ver la partida 0-1 | Roldan Ramos, Ainhoa Valentina | | ronda 4 · mesa 22 |