| Jun 29, 2026 | Alvarez Gonzalez | ½–½ | Demchenko | Ronda 1: Alvarez Gonzalez, David - Demchenko, Timofei | French Defense: Advance Variation, Paulsen Attack | |
| Nov 6, 2025 | Demchenko | 0–1 | Hurskyi | Round 8: Demchenko, Timofei - Hurskyi, Yan | Caro-Kann Defense: Exchange Variation, Rubinstein Variation | |
| Nov 5, 2025 | Andre | 1–0 | Demchenko | Round 7: Andre, Tomas - Demchenko, Timofei | French Defense: Classical Variation, Burn Variation, Morozevich Line | |
| Nov 4, 2025 | Demchenko | 1–0 | Guirado Lara | Round 6: Demchenko, Timofei - Guirado Lara, Pablo | French Defense: Exchange Variation | |
| Nov 2, 2025 | Agarwal | 0–1 | Demchenko | Round 5: Agarwal, Anay - Demchenko, Timofei | French Defense: Tarrasch Variation | |
| Nov 1, 2025 | Demchenko | ½–½ | Kalonomos | Round 4: Demchenko, Timofei - Kalonomos, Ioannis | Sicilian Defense: Moscow Variation | |
| Oct 31, 2025 | Jevremovic | ½–½ | Demchenko | Round 3: Jevremovic, Filip - Demchenko, Timofei | French Defense: Classical Variation, Burn Variation, Morozevich Line | |
| Oct 30, 2025 | Demchenko | 1–0 | Kazimzade | Round 2: Demchenko, Timofei - Kazimzade, Mahammad | Sicilian Defense: Moscow Variation, Sokolsky Variation | |
| Oct 29, 2025 | Aghoyan | 0–1 | Demchenko | Round 1: Aghoyan, Gevorg - Demchenko, Timofei | French Defense: Advance Variation, Main Line | |
| Sep 21, 2025 | Demchenko | 0–1 | Horcajada Reales | San Miguek | French Defense: Exchange Variation | |
| Sep 20, 2025 | Revilla Rio | 0–1 | Demchenko | San Miguek | Nimzo-Larsen Attack: Classical Variation | |
| Sep 20, 2025 | Blazquez Lopez | * | Demchenko | San Miguek | King's Indian Defense: Orthodox Variation, Positional Defense | |
| Jul 7, 2025 | Demchenko | 1–0 | Juan Miguel | Sub10.2025 | Sicilian Defense: Nyezhmetdinov-Rossolimo Attack | |
| Jul 6, 2025 | Sticca Rosales | 0–1 | Demchenko | Sub10.2025 | French Defense: Two Knights Variation | |
| Jul 6, 2025 | Demchenko | 1–0 | Cid Marcos | Sub10.2025 | Scotch Game: Classical Variation | |
| Jul 5, 2025 | Barcelo Melnyk | 1–0 | Demchenko | Sub10.2025 | French Defense: Tarrasch Variation, Open System | |
| Jun 19, 2025 | Demchenko | 1–0 | Guirado Lara | Sub10.2025 | Sicilian Defense: Kan Variation, Maróczy Bind, Réti Variation | |
| Jun 19, 2025 | Badia Berthelot | 0–1 | Demchenko | Sub10.2025 | French Defense: Two Knights Variation | |
| Jun 19, 2025 | Demchenko | 1–0 | Ruiz Castillejos | Sub10.2025 | Pirc Defense: Classical Variation | |
| Jun 19, 2025 | Garcia Mondoc | 0–1 | Demchenko | Sub10.2025 | Indian Defense: Wade-Tartakower Defense | |
| Jun 19, 2025 | Demchenko | 1–0 | Gallego Moreno | Sub10.2025 | Scotch Game: Classical Variation | |
| Aug 31, 2024 | Hanas | 1–0 | Demchenko | EYCC 2024 - O08 | French Defense: Winawer Variation, Advance Variation | |
| Aug 30, 2024 | Demchenko | 1–0 | Vasiloi | EYCC 2024 - O08 | Scandinavian Defense: Main Line | |
| Aug 29, 2024 | Bartzos | 0–1 | Demchenko | EYCC 2024 - O08 | French Defense: Tarrasch Variation, Open System, Euwe-Keres Line | |
| Aug 28, 2024 | Demchenko | 1–0 | Arsenijevic | EYCC 2024 - O08 | Caro-Kann Defense: Two Knights Attack | |
| Aug 26, 2024 | Protopopescu | 0–1 | Demchenko | EYCC 2024 - O08 | Hungarian Opening | |
| Aug 25, 2024 | Demchenko | ½–½ | Hu | EYCC 2024 - O08 | Sicilian Defense: Kramnik Variation | |
| Aug 24, 2024 | Ok | 0–1 | Demchenko | EYCC 2024 - O08 | French Defense: Schlechter Variation | |
| Aug 23, 2024 | Demchenko | 1–0 | Rusek | EYCC 2024 - O08 | Sicilian Defense: Taimanov Variation, Bastrikov Variation, English Attack | |
| Aug 22, 2024 | von Gehlen | 0–1 | Demchenko | EYCC 2024 - O08 | French Defense: Horwitz Attack, Papa-Ticulat Gambit | |
| Jul 7, 2024 | Demchenko | 1–0 | Lopez Rebelles | SUB 10 RAPIDO 2024 | Sicilian Defense: Hyperaccelerated Fianchetto | |
| Jul 7, 2024 | Demchenko | 1–0 | Gevorgyan | SUB 10 RAPIDO 2024 | Scotch Game: Lolli Variation | |
| Jul 7, 2024 | Serradell Munoz | 1–0 | Demchenko | SUB 10 RAPIDO 2024 | French Defense: Winawer Variation, Advance Variation | |
| Jul 7, 2024 | Valiente Zabalza | 0–1 | Demchenko | SUB 10 RAPIDO 2024 | French Defense: Exchange Variation | |
| Jul 7, 2024 | Pabon Hermann | 0–1 | Demchenko | SUB 10 RAPIDO 2024 | French Defense: Tarrasch Variation, Open System, Süchting Line | |
| Jul 6, 2024 | Demchenko | 1–0 | Melero Martinez | SUB 10 RAPIDO 2024 | Scotch Game | |
| Jul 6, 2024 | Demchenko | 0–1 | Fuentes de Nova | SUB 10 RAPIDO 2024 | Scotch Game: Classical Variation | |
| Jul 6, 2024 | Escobar Pavlik | 0–1 | Demchenko | CE SUB 10.2024 | Grünfeld Defense: Three Knights Variation, Petrosian System | |
| Jul 6, 2024 | Berriozabal Ducay | 0–1 | Demchenko | SUB 10 RAPIDO 2024 | Indian Defense: Wade-Tartakower Defense | |
| Jul 6, 2024 | Garcia Huerta | ½–½ | Demchenko | SUB 10 RAPIDO 2024 | French Defense: Advance Variation, Main Line | |
| Jul 5, 2024 | Demchenko | 1–0 | Vicente Resua | CE SUB 10.2024 | Scotch Game: Malaniuk Variation | |
| Jul 5, 2024 | Garcia Amelibia | ½–½ | Demchenko | CE SUB 10.2024 | French Defense: Tarrasch Variation, Open System, Main Line | |
| Jul 4, 2024 | Demchenko | 1–0 | Pisador Rodriguez | CE SUB 10.2024 | Scotch Game: Classical Variation, Millennium Variation | |
| Jul 3, 2024 | Demchenko | 0–1 | Fuentes de Nova | CE SUB 10.2024 | Scotch Game: Classical Variation | |
| Jul 3, 2024 | Sisas Mainar | 1–0 | Demchenko | CE SUB 10.2024 | Grünfeld Defense: Exchange Variation, Modern Exchange Variation | |
| Jul 2, 2024 | Munoz Xu | 0–1 | Demchenko | CE SUB 10.2024 | Bird Opening: Dutch Variation | |
| Jul 1, 2024 | Demchenko | 1–0 | Angola Barrios | CE SUB 10.2024 | Scotch Game | |
| Jul 1, 2024 | Pereira Fernandez | 0–1 | Demchenko | CE SUB 10.2024 | French Defense: King's Indian Attack | |
| Jun 30, 2024 | Rosello Beneyto | 0–1 | Demchenko | CE Sub 8.2024 | Grünfeld Defense: Exchange Variation | |
| Jun 29, 2024 | Demchenko | 1–0 | Seguin Camacho | CE Sub 8.2024 | Scotch Game: Lolli Variation | |
| Jun 28, 2024 | Demchenko | 1–0 | Yerko | CE Sub 8.2024 | Sicilian Defense: Nyezhmetdinov-Rossolimo Attack | |
| Jun 28, 2024 | Lopez Rebelles | 0–1 | Demchenko | CE Sub 8.2024 | French Defense: Exchange Variation | |
| Jun 27, 2024 | Demchenko | 1–0 | Lopez Salmeron | CE Sub 8.2024 | Sicilian Defense: Moscow Variation, Main Line | |
| Jun 27, 2024 | Barcelo Melnyk | 0–1 | Demchenko | CE Sub 8.2024 | French Defense: Tarrasch Variation | |
| Jun 26, 2024 | Demchenko | 1–0 | Herreros de Tejada Viladri | CE Sub 8.2024 | Scotch Game: Classical Variation | |
| Jun 26, 2024 | Barruguer Cobo | 0–1 | Demchenko | CE Sub 8.2024 | French Defense: Queen's Knight | |
| Jun 25, 2024 | Jimenez Perez | 0–1 | Demchenko | CE Sub 8.2024 | French Defense: Two Knights Variation | |
| Nov 26, 2024 | Morozov | 0–1 | Demchenko | Round 11: Morozov, Arkhip - Demchenko, Timofei | English Opening: Great Snake Variation | |
| Nov 25, 2024 | Demchenko | ½–½ | Adilbek | Round 10: Demchenko, Timofei - Adilbek, Adinur | Caro-Kann Defense: Exchange Variation | |
| Nov 24, 2024 | Hu | ½–½ | Demchenko | Round 9: Hu, Junyan - Demchenko, Timofei | French Defense: Advance Variation, Main Line | |
| Nov 23, 2024 | Demchenko | 0–1 | Guo | Round 8: Demchenko, Timofei - Guo, Ziming | Sicilian Defense: Nyezhmetdinov-Rossolimo Attack, Fianchetto Variation | |
| Nov 22, 2024 | Badescu | 1–0 | Demchenko | Round 7: Badescu, Matei-Andrei - Demchenko, Timofei | French Defense: Advance Variation, Euwe Variation | |
| Nov 20, 2024 | Demchenko | ½–½ | Sattwik Swain | Round 6: Demchenko, Timofei - Sattwik Swain | Scotch Game: Classical Variation | |
| Nov 19, 2024 | Divith Reddy Adulla | 0–1 | Demchenko | Round 5: Divith Reddy Adulla - Demchenko, Timofei | French Defense: Winawer Variation, Delayed Exchange Variation | |
| Nov 18, 2024 | Demchenko | 1–0 | Elemes | Round 4: Demchenko, Timofei - Elemes, Nurmukhamed | Sicilian Defense: Moscow Variation, Sokolsky Variation | |
| Nov 17, 2024 | Petrenko | 0–1 | Demchenko | Round 3: Petrenko, Tymofii - Demchenko, Timofei | French Defense: Advance Variation, Main Line | |
| Nov 16, 2024 | Demchenko | 1–0 | Bisetto | Round 2: Demchenko, Timofei - Bisetto, Alessandro Federico | Scotch Game: Classical Variation, Millennium Variation | |
| Nov 15, 2024 | Chanishvili | 0–1 | Demchenko | Round 1: Chanishvili, Noa - Demchenko, Timofei | French Defense: Winawer Variation, Alekhine Gambit, Kan Variation | |
| — | Demchenko | ½–½ | Martin Cabeza | new tournament description | Sicilian Defense: O'Kelly Variation, Maróczy Bind | |
| — | Demchenko | * | Mulet Durango | new tournament description | ? | |
| — | Demchenko | 0–1 | Kucher | Round 4: Demchenko, Timofei - Kucher, Artem | Sicilian Defense: Nyezhmetdinov-Rossolimo Attack | |
| — | Kucher | ½–½ | Demchenko | Round 3: Kucher, Artem - Demchenko, Timofei | French Defense: Rubinstein Variation | |