| 30 ago 2026 | Ernst, Thomas 2252 | Seo, Jung Min 2537 | 0-1 | C75 Apertura Española (Ruy López): Morphy Defense, Modern Steinitz Defense | Lidköping Open 2026 | 57 | Ver |
| 30 ago 2026 | Seo, Jung Min 2537 | Blomqvist, Erik 2476 | ½-½ | D11 Defensa Eslava: Quiet Variation, Pin Defense | Lidköping Open 2026 | 63 | Ver |
| 30 ago 2026 | Solberg, Joachim 2246 | Seo, Jung Min 2537 | 0-1 | A06 Apertura Zukertort | Lidköping Open 2026 | 60 | Ver |
| 20 jul 2026 | Seo, Jung Min 2488 | Wernberg, Hugo 2296 | 1-0 | D02 Apertura de Peón de Dama: Zukertort Variation | Stockholm Summer Nights Open | 39 | Ver |
| 20 jul 2026 | Naslund, Mikael 2146 | Seo, Jung Min 2488 | 0-1 | D24 Gambito de Dama aceptado | Stockholm Summer Nights Open | 32 | Ver |
| 8 jul 2026 | Seo, Jung Min 2488 | Barski, Radoslaw 2344 | ½-½ | C78 Apertura Española (Ruy López): Morphy Defense, Møller Variation | Stockholm Summer Nights Open | 50 | Ver |
| 8 jul 2026 | Seo, Jung Min 2488 | Suarez Garcia, Carlos 1996 2471 | 1-0 | C78 Apertura Española (Ruy López): Morphy Defense, Møller Variation | Stockholm Summer Nights Open | 50 | Ver |
| 8 jul 2026 | Arman, Deniz 2370 | Seo, Jung Min 2488 | ½-½ | B22 Defensa Siciliana: Delayed Alapin Variation | Stockholm Summer Nights Open | 30 | Ver |
| 8 jul 2026 | Seo, Jung Min 2488 | Blomqvist, Erik 2487 | 1-0 | D11 Defensa Eslava: Quiet Variation, Pin Defense | Stockholm Summer Nights Open | 65 | Ver |
| 8 jul 2026 | Hillarp Persson, Tiger 2418 | Seo, Jung Min 2488 | ½-½ | A05 Ataque Indio de Rey: Spassky Variation | Stockholm Summer Nights Open | 18 | Ver |
| 4 jul 2026 | Seo, Jung Min 2488 | Trost, Edvin 2460 | ½-½ | A06 Ataque Nimzo-Larsen: Classical Variation | Särspel parti 2: Seo, Jung Min - Trost, Edvin | 43 | Ver |
| 4 jul 2026 | Trost, Edvin 2460 | Seo, Jung Min 2488 | ½-½ | B30 Defensa Siciliana: Nyezhmetdinov-Rossolimo Attack | Särspel parti 1: Trost, Edvin - Seo, Jung Min | 76 | Ver |
| 4 jul 2026 | Seo, Jung Min 2488 | Smith, Axel 2439 | 1-0 | C65 Apertura Española (Ruy López): Berlin Defense, Anti-Berlin Variation, Mortimer Variation | Schack-SM 2026 | Sverigemästarklassen | 41 | Ver |
| 3 jul 2026 | Wernberg, Hugo 2296 | Seo, Jung Min 2488 | 0-1 | B20 Defensa Siciliana | Schack-SM 2026 | Sverigemästarklassen | 60 | Ver |
| 1 jul 2026 | Bodemar, Jonathan 2124 | Seo, Jung Min 2488 | 0-1 | B24 Defensa Siciliana: Closed | Schack-SM 2026 | SM-Blixten | 43 | Ver |
| 1 jul 2026 | Seo, Jung Min 2488 | Nyander, Joakim 2175 | 1-0 | B00 Lion Defense: Lion's Jaw | Schack-SM 2026 | SM-Blixten | 121 | Ver |
| 1 jul 2026 | Ljung, Harald 2121 | Seo, Jung Min 2488 | ½-½ | E12 Defensa India de Dama: Kasparov Variation | Schack-SM 2026 | SM-Blixten | 46 | Ver |
| 1 jul 2026 | Seo, Jung Min 2488 | Muntean, Victor 2170 | 1-0 | C55 Apertura Italiana: Two Knights Defense, Modern Bishop's Opening | Schack-SM 2026 | SM-Blixten | 43 | Ver |
| 1 jul 2026 | Grandelius, Nils 2603 | Seo, Jung Min 2488 | 1-0 | E39 Defensa Nimzoindia: Classical Variation, Berlin Variation, Pirc Variation | Schack-SM 2026 | SM-Blixten | 24 | Ver |
| 1 jul 2026 | Seo, Jung Min 2488 | Johnson, Daniel 2194 | 1-0 | B00 Defensa Nimzowitsch: Declined Variation | Schack-SM 2026 | SM-Blixten | 14 | Ver |