| Jun 18, 2023 | Bachmann Axel | 0–1 | Rafael Di Berardino Diego | Round 11: Bachmann Axel - Rafael Di Berardino Diego | English Opening: Symmetrical Variation, Three Knights Variation | |
| Jun 18, 2023 | Rafael Di Berardino Diego | ½–½ | Krikor Sevag Mekhitarian | Round 10: Rafael Di Berardino Diego - Krikor Sevag Mekhitarian | Queen's Gambit Declined: Anti-Tartakower Variation, Petrosian Variation | |
| Jun 18, 2023 | Natan Gomes Cruz | 0–1 | Rafael Di Berardino Diego | Round 9: Natan Gomes Cruz - Rafael Di Berardino Diego | English Opening: Symmetrical Variation, Rubinstein Variation | |
| Jun 18, 2023 | R. Quintiliano Pinto Renato | 1–0 | Rafael Di Berardino Diego | Round 7: R. Quintiliano Pinto Renato - Rafael Di Berardino Diego | Indian Defense: Pseudo-Benko | |
| Jun 18, 2023 | Rafael Di Berardino Diego | 1–0 | Charles Gauche | Round 6: Rafael Di Berardino Diego - Charles Gauche | Sicilian Defense: Kan Variation, Knight Variation | |
| Jun 18, 2023 | Vitorio Chemin | 0–1 | Rafael Di Berardino Diego | Round 5: Vitorio Chemin - Rafael Di Berardino Diego | Indian Defense: Spielmann-Indian | |
| Jun 18, 2023 | Rafael Di Berardino Diego | 0–1 | Fanny Duarte Napoles | Round 4: Rafael Di Berardino Diego - Fanny Duarte Napoles | Caro-Kann Defense: Panov-Botvinnik, Herzog Defense | |
| Jun 17, 2023 | Krikor Sevag Mekhitarian | 1–0 | Rafael Di Berardino Diego | Round 13: Krikor Sevag Mekhitarian - Rafael Di Berardino Diego | Zukertort Opening: Kingside Fianchetto | |
| Jun 17, 2023 | De Cresce El Debs Felipe | 1–0 | Rafael Di Berardino Diego | Round 12: De Cresce El Debs Felipe - Rafael Di Berardino Diego | English Opening: Symmetrical Variation, Rubinstein Variation | |
| Jun 17, 2023 | Rafael Di Berardino Diego | 0–1 | Bachmann Axel | Round 11: Rafael Di Berardino Diego - Bachmann Axel | Nimzo-Indian Defense: Normal Variation | |
| Jun 17, 2023 | De Moura Santiago Yago | 0–1 | Rafael Di Berardino Diego | Round 10: De Moura Santiago Yago - Rafael Di Berardino Diego | Nimzo-Indian Defense: Normal Variation, Classical Defense | |
| Jun 17, 2023 | Rafael Di Berardino Diego | 1–0 | Delgado Ramirez Neuris | Round 9: Rafael Di Berardino Diego - Delgado Ramirez Neuris | Nimzo-Indian Defense: Normal Variation | |
| Jun 17, 2023 | Rafael Di Berardino Diego | 1–0 | Charles Gauche | Round 8: Rafael Di Berardino Diego - Charles Gauche | Semi-Slav Defense: Anti-Moscow Gambit | |
| Jun 17, 2023 | Carlos Martins | 0–1 | Rafael Di Berardino Diego | Round 7: Carlos Martins - Rafael Di Berardino Diego | Alekhine Defense: Spielmann Gambit | |
| Jun 17, 2023 | Rafael Di Berardino Diego | 1–0 | Kaua Marques Silva | Round 6: Rafael Di Berardino Diego - Kaua Marques Silva | English Opening: Symmetrical Variation, Botvinnik System Reversed, with Nf3 | |
| Jun 17, 2023 | Bruno Orlando Starke | 0–1 | Rafael Di Berardino Diego | Round 5: Bruno Orlando Starke - Rafael Di Berardino Diego | Indian Defense: Pseudo-Benko | |
