| 1 ago 2026 | Kirk, Ezra 2378 | Meessen, Rudolf 2226 | 0-1 | A41 Defensa Rata: English Rat | 7th Paul Keres Memorial Festival 2026 | Classic A | 39 | Ver |
| 24 ene 2026 | Csernyik, Mark 2161 | Meessen, Rudolf 2220 | ½-½ | B08 Defensa Pirc: Classical Variation, Quiet System | OneWeek IM-B | 46 | Ver |
| 23 ene 2026 | Meessen, Rudolf 2220 | Gunawardhana, Devindya Oshini 2272 | 0-1 | B13 Defensa Caro-Kann: Exchange Variation | OneWeek IM-B | 41 | Ver |
| 23 ene 2026 | Ayaan Garg 2133 | Meessen, Rudolf 2220 | 0-1 | A50 Queen's Indian Accelerated | OneWeek IM-B | 56 | Ver |
| 22 ene 2026 | Meessen, Rudolf 2220 | Horvath, David 2262 | ½-½ | A45 Defensa India: Accelerated London System | OneWeek IM-B | 23 | Ver |
| 21 ene 2026 | Szeberenyi, Adam 2269 | Meessen, Rudolf 2220 | 0-1 | E90 Defensa India de Rey: Normal Variation, Rare Defenses | OneWeek IM-B | 31 | Ver |
| 21 ene 2026 | Meessen, Rudolf 2220 | Pasti, Zsombor 2133 | 1-0 | C45 Apertura Escocesa: Potter Variation | OneWeek IM-B | 19 | Ver |
| 20 ene 2026 | Jake Shanty 2324 | Meessen, Rudolf 2220 | 1-0 | A20 Apertura Inglesa: King's English Variation | OneWeek IM-B | 27 | Ver |
| 19 ene 2026 | Meessen, Rudolf 2220 | Unat, Can Haktan 2307 | 0-1 | E29 Defensa Nimzoindia: Sämisch Variation | OneWeek IM-B | 39 | Ver |
| 13 dic 2025 | Meessen, Rudolf 2220 | Pribelszky, Bence 2409 | ½-½ | A40 Apertura de Peón de Dama: Modern Defense | OneWeek IM-B | 30 | Ver |
| 25 oct 2025 | Polzin, Rainer 2393 | Meessen, Rudolf 2200 | 1-0 | C11 Defensa Francesa: Steinitz Variation, Boleslavsky Variation | European Chess Club Cup 2025 | Open Matches 1-16 | 51 | Ver |
| 24 oct 2025 | Meessen, Rudolf 2200 | Pirklova, Hana 2076 | 1-0 | E73 Defensa India de Rey: Normal Variation, Standard Development | European Chess Club Cup 2025 | Open Matches 1-16 | 38 | Ver |
| 21 oct 2025 | Bronstein, Or 2460 | Meessen, Rudolf 2200 | 1-0 | E90 Defensa India de Rey: Normal Variation, Rare Defenses | European Chess Club Cup 2025 | Open Matches 1-16 | 68 | Ver |
| 20 oct 2025 | Meessen, Rudolf 2200 | Maenken, Merlin 2165 | 0-1 | D03 Apertura de Peón de Dama: Torre Attack | European Chess Club Cup 2025 | Open Matches 17+ | 58 | Ver |
| 17 sep 2025 | Meessen, Rudolf 2214 | Karacsonyi, Kata 2168 | 0-1 | E20 Defensa Nimzoindia: Kmoch Variation | SixDays September 2025 Swiss norm edition | 61 | Ver |
| 16 sep 2025 | Horvath, David 2286 | Meessen, Rudolf 2214 | ½-½ | E71 Defensa India de Rey: Makogonov Variation | SixDays September 2025 Swiss norm edition | 14 | Ver |
| 16 sep 2025 | Meessen, Rudolf 2214 | Yurovskykh, Oleksandr 2346 | 0-1 | A10 Apertura Inglesa | SixDays September 2025 Swiss norm edition | 47 | Ver |
| 15 sep 2025 | Meessen, Rudolf 2214 | Aayush Bhattacherjee 2360 | 1-0 | D06 Gambito de Dama rehusado: Marshall Defense | SixDays September 2025 Swiss norm edition | 18 | Ver |
| 14 sep 2025 | Chakrabarty, Reyaansh 2260 | Meessen, Rudolf 2214 | 1-0 | B45 Defensa Siciliana: Four Knights Variation | SixDays September 2025 Swiss norm edition | 46 | Ver |
| 14 sep 2025 | Meessen, Rudolf 2214 | Pribelszky, Bence 2411 | 0-1 | E20 Defensa Nimzoindia: Kmoch Variation | SixDays September 2025 Swiss norm edition | 51 | Ver |