| 20 jul 2026 | Christiansen, Johan-Sebastian 2647 | Bhoir Paras Dilip 2236 | 1-0 | B11 Defensa Caro-Kann: Two Knights Attack, Mindeno Variation, Exchange Line | XXVI Obert Internacional Sant Martí 2026 | 46 | Ver |
| 19 jul 2026 | Nissinen, Niilo Man 2331 | Christiansen, Johan-Sebastian 2647 | 0-1 | C10 Defensa Francesa: Hecht-Reefschläger Variation | XXVI Obert Internacional Sant Martí 2026 | 51 | Ver |
| 17 jul 2026 | Jacobson, Brandon 2601 | Christiansen, Johan-Sebastian 2647 | ½-½ | C70 Apertura Española (Ruy López): Morphy Defense | XXVI Obert Internacional Sant Martí 2026 | 56 | Ver |
| 15 jul 2026 | Adam, Rafael 2211 | Christiansen, Johan-Sebastian 2647 | 0-1 | E04 Apertura Catalana: Open Defense | XXVI Obert Internacional Sant Martí 2026 | 51 | Ver |
| 14 jul 2026 | Christiansen, Johan-Sebastian 2647 | Suvradeepta, Das 2147 | 1-0 | A00 Apertura Van Geet: Napoleon Attack | XXVI Obert Internacional Sant Martí 2026 | 26 | Ver |
| 11 jul 2026 | Aguero Jimenez, Luis Lazaro 2472 | Christiansen, Johan-Sebastian 2647 | ½-½ | C01 Defensa Francesa: Exchange Variation | XXVI Obert Internacional Sant Martí 2026 | 16 | Ver |
| 11 jul 2026 | Christiansen, Johan-Sebastian 2647 | Villa Tornero, Alex 2448 | 1-0 | B40 Defensa Siciliana: Delayed Alapin Variation, with e6 | XXVI Obert Internacional Sant Martí 2026 | 30 | Ver |
| 11 jul 2026 | Christiansen, Johan-Sebastian 2647 | Lazaro Pujol, Abel 2396 | 1-0 | B30 Defensa Siciliana: Old Sicilian | XXVI Obert Internacional Sant Martí 2026 | 30 | Ver |
| 11 jul 2026 | Fernandez Escabia, Victor 2073 | Christiansen, Johan-Sebastian 2647 | 0-1 | C50 Apertura Italiana: Paris Defense | XXVI Obert Internacional Sant Martí 2026 | 72 | Ver |
| 8 jul 2026 | Christiansen, Johan-Sebastian 2647 | McCusker, Andrew 2042 | 1-0 | B18 Defensa Caro-Kann: Classical Variation, Main Line | Scottish International Open 2026 | Championship | 48 | Ver |
| 5 jul 2026 | Christiansen, Johan-Sebastian 2647 | Greet, Andrew N 2413 | 1-0 | C00 Defensa Francesa: Two Knights Variation | Scottish International Open 2026 | Championship | 51 | Ver |
| 5 jul 2026 | McKay, Roderick M 2149 | Christiansen, Johan-Sebastian 2647 | ½-½ | C63 Apertura Española (Ruy López): Schliemann Defense | Scottish International Open 2026 | Championship | 22 | Ver |
| 25 mar 2026 | Dunnington, Angus J 2192 | Christiansen, Johan-Sebastian 2647 | 0-1 | A07 Ataque Indio de Rey | Scottish International Open 2026 | Championship | 41 | Ver |
| 25 mar 2026 | Christiansen, Johan-Sebastian 2647 | Melaugh, Shane 2145 | 1-0 | B23 Defensa Siciliana: Closed | Scottish International Open 2026 | Championship | 47 | Ver |
| 25 mar 2026 | Christiansen, Johan-Sebastian 2647 | Blackford, Ross 2077 | 1-0 | A28 Apertura Inglesa: King's English Variation, Four Knights Variation, Quiet Line | Scottish International Open 2026 | Championship | 19 | Ver |
| 25 feb 2026 | Christiansen, Johan-Sebastian 2659 | Arca, Christian Gian Karlo 2395 | ½-½ | B12 Defensa Caro-Kann: Advance Variation, Tal Variation | Manny Pacquiao International Open - 87th Kalilangan Chess Festival 2026 [Open] | 45 | Ver |
| 24 feb 2026 | Priasmoro, Novendra 2408 | Christiansen, Johan-Sebastian 2659 | 1-0 | E61 Defensa India de Rey: Fianchetto Variation, Benjamin Defense | Manny Pacquiao International Open - 87th Kalilangan Chess Festival 2026 [Open] | 57 | Ver |
| 24 feb 2026 | Lorena, Carlo 2224 | Christiansen, Johan-Sebastian 2659 | 0-1 | D25 Gambito de Dama aceptado: Normal Variation | Manny Pacquaio International Open - 87th Kalilangan Chess Festival 2026 [Open] | 51 | Ver |
| 7 feb 2026 | Christiansen, Johan-Sebastian 2659 | Acosta, Pablo Ismael 2478 | ½-½ | B40 Defensa Siciliana: French Variation | 9no Abierto de Montevideo | 56 | Ver |
| 6 feb 2026 | Villca, Julian 2394 | Christiansen, Johan-Sebastian 2659 | 0-1 | A13 Apertura Inglesa: Agincourt Defense, Wimpy System | 9no Abierto de Montevideo | 60 | Ver |