| Nov 3, 2025 | Coelho | 1–0 | De Kruif | III Torneio Int. Lagos | Dutch Defense: Hopton Attack | |
| Oct 25, 2025 | De Kruif | ½–½ | Punnett | Round 7: De Kruif, Kees - Punnett, Alan K | Polish Opening: Rooks Swap Line | |
| Oct 24, 2025 | Rosen | 0–1 | De Kruif | Round 6: Rosen, Daniel B - De Kruif, Kees | Sicilian Defense: Closed | |
| Oct 23, 2025 | De Kruif | ½–½ | Curtis | Round 5: De Kruif, Kees - Curtis, John E | Polish Opening | |
| Oct 22, 2025 | Strade | 1–0 | De Kruif | Round 4: Strade, Arita - De Kruif, Kees | Sicilian Defense: Delayed Alapin Variation, with e6 | |
| Oct 21, 2025 | De Kruif | ½–½ | Wager | Round 3: De Kruif, Kees - Wager, John D | Polish Opening | |
| Oct 20, 2025 | De Kruif | 1–0 | Flanagan | Round 2: De Kruif, Kees - Flanagan, Keith | Polish Opening: King's Indian Variation | |
| Oct 19, 2025 | Giulian | ½–½ | De Kruif | Round 1: Giulian, Philip M - De Kruif, Kees | Sicilian Defense: Alapin Variation, Barmen Defense | |
| Mar 1, 2025 | Martins | 1–0 | De Kruif | Silves Chess Tournament 2025 | King's Pawn Game | |
| Mar 7, 2025 | De Kruif | ½–½ | Silverio | Round 9: De Kruif, Kees - Silverio, Luis | Polish Opening | |
| Mar 6, 2025 | Crow | 0–1 | De Kruif | Round 8: Crow, Steve - De Kruif, Kees | Sicilian Defense: Closed | |
| Mar 5, 2025 | De Kruif | 0–1 | Sousa | Round 7: De Kruif, Kees - Sousa, Carlos Fantasia | Polish Opening | |
| Mar 4, 2025 | De Kruif | ½–½ | Bravo | Round 5: De Kruif, Kees - Bravo, Ricardo Antonio Rodrigues | Polish Opening: German Defense | |
| Mar 4, 2025 | Ribeiro | 0–1 | De Kruif | Round 6: Ribeiro, Margarida - De Kruif, Kees | Sicilian Defense: Najdorf Variation | |
| Mar 3, 2025 | Reis | ½–½ | De Kruif | Round 4: Reis, Eduardo - De Kruif, Kees | Sicilian Defense: Grand Prix Attack | |
| Mar 2, 2025 | De Kruif | 0–1 | Kuegel | Round 3: De Kruif, Kees - Kuegel, Tobias | Polish Opening | |
| Mar 2, 2025 | Ruiz Esteban | 0–1 | De Kruif | Round 2: Ruiz Esteban, Ruben - De Kruif, Kees | Sicilian Defense: Najdorf Variation, Amsterdam Variation | |
| Oct 15, 2024 | De Kruif | ½–½ | Wager | Round 3: De Kruif, Kees - Wager, John D | Polish Opening: King's Indian Variation | |
| Oct 14, 2024 | Collier | ½–½ | De Kruif | Round 2: Collier, David O - De Kruif, Kees | Dutch Defense: Raphael Variation | |
| Oct 13, 2024 | De Kruif | ½–½ | Curtis | Round 1: De Kruif, Kees - Curtis, John E | Polish Opening | |
| — | De Kruif | 1–0 | Keller | Round 8: De Kruif, Kees - Keller, Jan | Polish Opening | |
