| 10 jun 2026 | Thirion, Marcel 2094 | Gormally, Daniel W 2391 | ½-½ | A05 King's Indian Attack: Symmetrical Defense | European Senior Chess Championship 2026 | 50+ | 19 | Ver |
| 8 jun 2026 | Thirion, Marcel 2094 | Dishman, Stephen 2259 | 1-0 | A07 King's Indian Attack: Double Fianchetto | European Senior Chess Championship 2026 | 50+ | 42 | Ver |
| 7 jun 2026 | Thorhallsson, Throstur 2397 | Thirion, Marcel 2094 | ½-½ | B89 Sicilian Defense: Velimirovic Attack | European Senior Chess Championship 2026 | 50+ | 19 | Ver |
| 6 jun 2026 | Thirion, Marcel 2094 | Wallner, Joachim 2251 | 1-0 | D10 Slav Defense: Exchange Variation | European Senior Chess Championship 2026 | 50+ | 38 | Ver |
| 5 jun 2026 | Thirion, Marcel 2094 | Zeller, Frank 2309 | 1-0 | A36 English Opening: Symmetrical Variation, Botvinnik System | European Senior Chess Championship 2026 | 50+ | 49 | Ver |
| 3 jun 2026 | Thirion, Marcel 2094 | Mrva, Martin 2354 | 0-1 | A05 Zukertort Opening | European Senior Chess Championship 2026 | 50+ | 33 | Ver |
| 1 jun 2026 | Degraeve, Jean-Marc 2494 | Thirion, Marcel 2094 | ½-½ | B52 Sicilian Defense: Moscow Variation, Haag Gambit | European Senior Chess Championship 2026 | 50+ | 49 | Ver |
| 19 oct 2025 | Hofman, Marnix 2218 | Thirion, Marcel 2065 | ½-½ | E41 Nimzo-Indian Defense: Rubinstein System, Hübner Variation | European Chess Club Cup 2025 | Open Matches 17+ | 40 | Ver |
