| 10 jun 2026 | Delaney, John 2054 | Van der Werf, Mark 2384 | 0-1 | A43 Defensa India: Pseudo-Benko | European Senior Chess Championship 2026 | 50+ | 57 | Ver |
| 9 jun 2026 | Lasinskas, Povilas 2109 | Delaney, John 2054 | 0-1 | A82 Defensa Holandesa: Staunton Gambit, Tartakower Variation | European Senior Chess Championship 2026 | 50+ | 27 | Ver |
| 7 jun 2026 | Roobol, Martin 2308 | Delaney, John 2054 | 1-0 | B31 Defensa Siciliana: Nyezhmetdinov-Rossolimo Attack, Fianchetto Variation | European Senior Chess Championship 2026 | 50+ | 25 | Ver |
| 6 jun 2026 | Delaney, John 2054 | Collutiis, Duilio 2317 | ½-½ | D36 Gambito de Dama rehusado: Exchange Variation, Reshevsky Variation | European Senior Chess Championship 2026 | 50+ | 26 | Ver |
| 5 jun 2026 | Valgmae, Toomas 2270 | Delaney, John 2054 | ½-½ | A40 Kangaroo Defense | European Senior Chess Championship 2026 | 50+ | 38 | Ver |
| 4 jun 2026 | Delaney, John 2054 | Wallner, Joachim 2251 | ½-½ | D00 Apertura de Peón de Dama: Levitsky Attack | European Senior Chess Championship 2026 | 50+ | 11 | Ver |
| 3 jun 2026 | Mannion, Stephen R 2220 | Delaney, John 2054 | ½-½ | C09 Defensa Francesa: Tarrasch Variation, Open System, Main Line | European Senior Chess Championship 2026 | 50+ | 41 | Ver |
| 2 nov 2025 | Delaney, John 2111 | Abel Sajan 2036 | 1-0 | B70 Defensa Siciliana: Dragon Variation, Fianchetto Variation | Benidorm Chess Open A 2025 | 45 | Ver |
| 28 oct 2025 | Favaloro, Andrea 2406 | Delaney, John 2137 | 1-0 | A04 Apertura Zukertort: Dutch Variation | Benidorm Chess Open A 2025 | 65 | Ver |
| 27 oct 2025 | Delaney, John 2137 | Hernandez, Cristian Andres 2355 | ½-½ | B94 Defensa Siciliana: Najdorf Variation | Benidorm Chess Open 2025 | Group A | 26 | Ver |
| 5 oct 2025 | Menac Comas, Joan Ramon 2011 | Delaney, John 2137 | 1-0 | A04 Apertura Zukertort: Kingside Fianchetto | European individual senior chess championship 2025 - Open 50+, Rabac, Croatia | 29 | Ver |
| 1 oct 2025 | Veleski, Robert 2104 | Delaney, John 2137 | ½-½ | A80 Defensa Holandesa: Hopton Attack | European individual senior chess championship 2025 - Open 50+, Rabac, Croatia | 15 | Ver |
| 30 sep 2025 | Delaney, John 2137 | Cmiel, Thorsten 2167 | ½-½ | A14 Apertura Inglesa: Agincourt Defense, Neo-Catalan Declined | European individual senior chess championship 2025 - Open 50+, Rabac, Croatia | 53 | Ver |
| 29 sep 2025 | Fercec, Nenad 2362 | Delaney, John 2137 | 1-0 | B33 Defensa Siciliana: Lasker-Pelikan Variation, Sveshnikov Variation, Chelyabinsk Variation | European individual senior chess championship 2025 - Open 50+, Rabac, Croatia | 32 | Ver |
| 28 sep 2025 | Delaney, John 2137 | Mrva, Martin 2394 | 1-0 | A10 Apertura Inglesa: Great Snake Variation | European individual senior chess championship 2025 - Open 50+, Rabac, Croatia | 41 | Ver |