| 14 ago 2026 | Cornelisse, John 2172 | Sagovac, Kristijan 2106 | 1-0 | A31 Apertura Inglesa: Symmetrical Variation, Anti-Benoni Variation | Split Chess Open 2026 | 24 | Ver |
| 13 ago 2026 | Lazor, Vladimir 2061 | Cornelisse, John 2172 | 0-1 | B15 Defensa Caro-Kann: Tartakower Variation | Split Chess Open 2026 | 49 | Ver |
| 8 ago 2026 | Cornelisse, John 2172 | Gal, Andrej 2332 | 0-1 | A14 Apertura Inglesa: Agincourt Defense, Neo-Catalan Declined | Split Chess Open 2026 | 53 | Ver |
| 7 ago 2026 | Baasansuren, Erdene 2406 | Cornelisse, John 2172 | ½-½ | A20 Apertura Inglesa: King's English Variation | Split Chess Open 2026 | 31 | Ver |
| 7 jun 2026 | Cornelisse, John 2159 | Louis, Volker 2035 | 1-0 | A08 Apertura Zukertort: Reversed Grünfeld | 16. Rheinland-Pfalz Open | 28 | Ver |
| 5 jun 2026 | Kanyamarala, Tarun 2426 | Cornelisse, John 2159 | 1-0 | D66 Gambito de Dama rehusado: Orthodox Defense, Bd3 Line | 16. Rheinland-Pfalz Open | 54 | Ver |
| 16 may 2026 | Bekker, Stefan 2367 | Cornelisse, John 2153 | 1-0 | A11 Apertura Réti: Anglo-Slav Variation, with g3 | Utrecht Open 2026 | Group A | 62 | Ver |
| 15 may 2026 | Cornelisse, John 2153 | Lombaers, Peter 2339 | ½-½ | A15 Apertura Inglesa: Anglo-Indian Defense, King's Indian Formation | Utrecht Open 2026 | Group A | 45 | Ver |
| 13 dic 2025 | Cornelisse, John 2155 | Follesa, Enrico 2266 | 1-0 | A14 Apertura Inglesa: Agincourt Defense, Neo-Catalan Declined | Dutch Klasse 1B 2025/26 | 53 | Ver |
| 28 nov 2025 | Sandoval Mercado, Carlos 2409 | Cornelisse, John 2137 | 1-0 | B12 Defensa Caro-Kann: Advance Variation, Botvinnik-Carls Defense | XXII Torneo Internacional Gran Hotel Bali Grupo A | 46 | Ver |