| 15 jul 2026 | Tuominen, Tanja 2061 | Valli, Frans 2227 | 0-1 | B22 Defensa Siciliana: Alapin Variation | XXXIV Heart of Finland Open | 49 | Ver |
| 14 jul 2026 | Tuominen, Tanja 2061 | Torkkola, Henri 2247 | 0-1 | C02 Defensa Francesa: Advance Variation, Euwe Variation | XXXIV Heart of Finland Open | 41 | Ver |
| 14 jul 2026 | Poley, Vladimir 2276 | Tuominen, Tanja 2061 | ½-½ | A07 King's Indian Attack, with e6 | XXXIV Heart of Finland Open | 69 | Ver |
| 1 mar 2026 | Tuominen, Tanja 2064 | Kahre, Kim 2144 | 0-1 | B07 Defensa Moderna: Geller's System | new tournament description | 68 | Ver |
| 28 feb 2026 | Tuominen, Tanja 2064 | Ristoja, Samu 2190 | 0-1 | B00 Defensa Pirc | new tournament description | 12 | Ver |
| 28 feb 2026 | Kivimaki, Kasper 2145 | Tuominen, Tanja 2064 | 1-0 | B13 Defensa Caro-Kann: Panov Attack, Modern Defense, Mieses Line | new tournament description | 36 | Ver |
| 27 feb 2026 | Tuominen, Tanja 2064 | Hietanen, Herman 2112 | ½-½ | C02 Defensa Francesa: Advance Variation, Euwe Variation | new tournament description | 52 | Ver |
| 27 feb 2026 | Luukkonen, Tommi 2251 | Tuominen, Tanja 2064 | ½-½ | B23 Defensa Siciliana: Closed, Traditional | new tournament description | 71 | Ver |
| 27 feb 2026 | Tuominen, Tanja 2064 | Salonen, Aku 2269 | 1-0 | B12 Defensa Caro-Kann: Advance Variation, Botvinnik-Carls Defense | new tournament description | 91 | Ver |
| 14 oct 2025 | Nadzamova, Viktoria 2126 | Tuominen, Tanja 2025 | 0-1 | B13 Defensa Caro-Kann: Exchange Variation, Rubinstein Variation | European Team Chess Championship 2025 | Women | 49 | Ver |
| 12 oct 2025 | Zvereva, Marija 2003 | Tuominen, Tanja 2025 | 0-1 | B10 Defensa Caro-Kann: Apocalypse Attack | European Team Chess Championship 2025 | Women | 23 | Ver |
| 9 oct 2025 | De Rycke, Tyani 2114 | Tuominen, Tanja 2025 | 1-0 | B15 Defensa Caro-Kann: Tartakower Variation | European Team Chess Championship 2025 | Women | 28 | Ver |
| 7 oct 2025 | Zagorac, Lara 2074 | Tuominen, Tanja 2025 | 0-1 | D46 Defensa Semieslava: Chigorin Defense | European Team Chess Championship 2025 | Women | 40 | Ver |
| 6 oct 2025 | Olde, Margareth 2187 | Tuominen, Tanja 2025 | 1-0 | D11 Defensa Eslava: Quiet Variation | European Team Chess Championship 2025 | Women | 62 | Ver |
| 5 oct 2025 | Tuominen, Tanja 2025 | Cosma, Elena-Luminita 2237 | 0-1 | C02 Defensa Francesa: Advance Variation, Euwe Variation | European Team Chess Championship 2025 | Women | 43 | Ver |