| 24 jul 2026 | Sylvan, Jacob 2314 | Mocic, Ivano 2076 | 1-0 | B50 Defensa Siciliana: Modern Variations | 9 round swiss | 47 | Ver |
| 23 jul 2026 | Skovgaard, Andreas 2175 | Sylvan, Jacob 2314 | ½-½ | E52 Defensa Nimzoindia: Normal Variation, Schlechter Defense | 9 round swiss | 31 | Ver |
| 23 jul 2026 | Sylvan, Jacob 2314 | Kanyamarala, Tarun 2435 | ½-½ | D02 Apertura de Peón de Dama: Symmetrical Variation, Pseudo-Catalan | 9 round swiss | 44 | Ver |
| 22 jul 2026 | Laurusas, Tomas 2511 | Sylvan, Jacob 2314 | 1-0 | D24 Gambito de Dama aceptado | 9 round swiss | 49 | Ver |
| 21 jul 2026 | Sylvan, Jacob 2314 | Hansen, Soren Bech 2284 | 1-0 | B32 Defensa Siciliana: Godiva Variation | 9 round swiss | 51 | Ver |
| 21 jul 2026 | Skonnord, Uno 2181 | Sylvan, Jacob 2314 | 0-1 | E04 Apertura Catalana: Open Defense | 9 round swiss | 49 | Ver |
| 20 jul 2026 | Sylvan, Jacob 2314 | Porte, Henrik 2106 | ½-½ | B12 Defensa Caro-Kann: Advance Variation, Short Variation | 9 round swiss | 58 | Ver |
| 7 jun 2026 | Markowski, Damian 2108 | Sylvan, Jacob 2324 | ½-½ | D02 Apertura de Peón de Dama: London System | European Senior Chess Championship 2026 | 50+ | 25 | Ver |
| 5 jun 2026 | Lasinskas, Povilas 2109 | Sylvan, Jacob 2324 | 1-0 | E61 Defensa India de Rey: Smyslov Variation | European Senior Chess Championship 2026 | 50+ | 130 | Ver |
| 4 jun 2026 | Sylvan, Jacob 2324 | Thorhallsson, Throstur 2397 | 0-1 | B41 Defensa Siciliana: Kan Variation, Maróczy Bind, Réti Variation | European Senior Chess Championship 2026 | 50+ | 22 | Ver |
| 3 jun 2026 | Kirszenberg, Marc 2088 | Sylvan, Jacob 2324 | 0-1 | E46 Defensa Nimzoindia: Normal Variation | European Senior Chess Championship 2026 | 50+ | 32 | Ver |
| 24 may 2026 | Sylvan, Jacob 2289 | Ramsdal, Jens Albert 2226 | ½-½ | C43 Defensa Petrov: Modern Attack, Center Variation | DM i Hurtigskak for hold | 58 | Ver |
| 24 may 2026 | Sylvan, Jacob 2289 | Nielsen, Viktor Haarmark 2352 | 1-0 | B35 Defensa Siciliana: Accelerated Dragon, Modern Bc4 Variation | DM i Hurtigskak for hold | 42 | Ver |
| 24 may 2026 | Rasmussen, Allan Stig 2494 | Sylvan, Jacob 2289 | ½-½ | D32 Defensa Tarrasch: Symmetrical Variation | DM i Hurtigskak for hold | 45 | Ver |
| 24 may 2026 | Sylvan, Jacob 2289 | Bogo, Soren 2255 | 1-0 | A15 Apertura Inglesa: Anglo-Indian Defense, King's Indian Formation | DM i Hurtigskak for hold | 27 | Ver |
| 16 may 2026 | Jacobsen, Mikkel Manosri 2252 | Sylvan, Jacob 2289 | 1-0 | A46 Defensa India: London System | DM i Hurtigskak for hold | 62 | Ver |
| 5 abr 2026 | Sylvan, Jacob 2310 | Jorgensen, Brian Jorgen 2226 | 0-1 | C11 Defensa Francesa: Steinitz Variation, Boleslavsky Variation | Eliteklassen | 38 | Ver |
| 4 abr 2026 | Hansen, Soren Bech 2239 | Sylvan, Jacob 2310 | 0-1 | B43 Defensa Siciliana: Kan Variation, Wing Attack | Eliteklassen | 62 | Ver |
| 4 abr 2026 | Sylvan, Jacob 2310 | Rewitz, Poul 2244 | 1-0 | B01 Defensa Escandinava: Gubinsky-Melts Defense | Eliteklassen | 64 | Ver |
| 2 abr 2026 | Sylvan, Jacob 2310 | Le Besq, Alexander 2284 | 1-0 | E62 Defensa India de Rey: Fianchetto Variation, Carlsbad Variation | Eliteklassen | 50 | Ver |