| 28 feb 2026 | Hagesather, Arne 2016 | Belzo, Krzysztof 2084 | ½-½ | B06 Defensa Moderna: Standard Defense | Jersey International Open 2026 | 30 | Ver |
| 25 feb 2026 | Belzo, Krzysztof 2084 | Hill, Alistair 2137 | 0-1 | A40 Horwitz Defense | Jersey International Open 2026 | 61 | Ver |
| 24 feb 2026 | Belzo, Krzysztof 2084 | Toma, Katarzyna 2201 | 0-1 | A45 Ataque Trompowsky | Jersey International Open 2026 | 47 | Ver |
| 24 feb 2026 | Dunnington, Angus J 2209 | Belzo, Krzysztof 2084 | ½-½ | A04 Apertura Zukertort: Sicilian Invitation | Jersey International Open 2026 | 38 | Ver |
| 22 nov 2025 | Mateu Guiu, Esteve 2140 | Belzo, Krzysztof 2075 | ½-½ | A38 Apertura Inglesa: Symmetrical Variation, Full Symmetry Line | 9th ESNA Chess Championship 2025 | 32 | Ver |
| 19 nov 2025 | Zerafa, Patrick 2009 | Belzo, Krzysztof 2075 | 0-1 | D78 Defensa Neogrünfeld: Classical Variation, Original Defense | 9th ESNA Chess Championship 2025 | 57 | Ver |
| 17 nov 2025 | Belzo, Krzysztof 2075 | Nielsen, Jon I Horni 2084 | ½-½ | A31 Apertura Inglesa: Symmetrical Variation, Anti-Benoni Variation | 9th ESNA Chess Championship 2025 | 48 | Ver |