| Apr 28, 2026 | Thorhallsson | ½–½ | Kaidanov | Round 9: Thorhallsson, Throstur - Kaidanov, Gregory | Scotch Game: Schmidt Variation | |
| Apr 27, 2026 | Kaidanov | 1–0 | Webb | Round 8: Kaidanov, Gregory - Webb, Laurence E | Nimzo-Indian Defense: Classical Variation, Noa Variation | |
| Apr 26, 2026 | Kaidanov | ½–½ | Kostenko | Round 7: Kaidanov, Gregory - Kostenko, Petr | Dutch Defense: Leningrad Variation | |
| Apr 25, 2026 | Krizsany | ½–½ | Kaidanov | Round 6: Krizsany, Laszlo - Kaidanov, Gregory | Queen's Gambit Declined: Exchange Variation, Positional Variation | |
| Apr 23, 2026 | Kaidanov | 1–0 | Hebden | Round 5: Kaidanov, Gregory - Hebden, Mark L | King's Indian Defense: Normal Variation, Standard Development | |
| Apr 22, 2026 | Bellia | ½–½ | Kaidanov | Round 4: Bellia, Fabrizio - Kaidanov, Gregory | Ruy Lopez: Exchange Variation, Normal Variation | |
| Apr 20, 2026 | Kaidanov | 1–0 | Clark | Round 2: Kaidanov, Gregory - Clark, Gary M | Sicilian Defense: Kalashnikov Variation | |
| Apr 19, 2026 | Coste | 0–1 | Kaidanov | Round 1: Coste, Thierry - Kaidanov, Gregory | Queen's Pawn Game: Colle System | |
| Apr 6, 2026 | Kaidanov | 0–1 | Lavrinenkov | Round 9: Kaidanov, Gregory - Lavrinenkov, Vadim | ? | |
| Apr 6, 2026 | Tabatabaei | 1–0 | Kaidanov | Round 8: Tabatabaei, M. Amin - Kaidanov, Gregory | ? | |
| Apr 5, 2026 | Kaidanov | 1–0 | Becker | Round 7: Kaidanov, Gregory - Becker, Matthias | ? | |
| Apr 5, 2026 | Schulze | 0–1 | Kaidanov | Round 6: Schulze, Lara - Kaidanov, Gregory | ? | |
| Apr 4, 2026 | Kaidanov | ½–½ | Stoettner | Round 5: Kaidanov, Gregory - Stoettner, Lukas | ? | |
| Apr 4, 2026 | Nihal Sarin | 1–0 | Kaidanov | Round 4: Nihal Sarin - Kaidanov, Gregory | ? | |
| Apr 3, 2026 | Kaidanov | 1–0 | Ciolek | Round 3: Kaidanov, Gregory - Ciolek, Andreas | ? | |
| Apr 3, 2026 | Kaidanov | ½–½ | Castillo Martinez | Round 1: Kaidanov, Gregory - Castillo Martinez, Eloi | ? | |
| Apr 3, 2026 | Hauser | ½–½ | Kaidanov | Round 2: Hauser, Carlos, Dr. - Kaidanov, Gregory | ? | |
| Mar 16, 2026 | Kaidanov | 1–0 | Hesham | 2026 Chesscom Open Play In 1 | Queen's Pawn Game | |
| Mar 16, 2026 | Lysyj | 1–0 | Kaidanov | 2026 Chesscom Open Play In 1 | Catalan Opening: Closed, Botvinnik Variation | |
| Mar 16, 2026 | Kaidanov | ½–½ | Girya | 2026 Chesscom Open Play In 1 | Catalan Opening: Open Defense, Classical Line | |
| Mar 16, 2026 | Indjic | ½–½ | Kaidanov | 2026 Chesscom Open Play In 1 | Scotch Game: Mieses Variation | |
| Mar 16, 2026 | Kaidanov | 0–1 | Vaibhav | 2026 Chesscom Open Play In 1 | Queen's Gambit Declined | |
| Mar 16, 2026 | Chigaev | 1–0 | Kaidanov | 2026 Chesscom Open Play In 1 | Four Knights Game: Spanish Variation, Classical Variation | |
| Mar 16, 2026 | Pichot | 1–0 | Kaidanov | 2026 Chesscom Open Play In 1 | Italian Game: Two Knights Defense, Modern Bishop's Opening | |
| Mar 16, 2026 | Kaidanov | 0–1 | Deac | 2026 Chesscom Open Play In 1 | Catalan Opening: Open Defense | |
| May 19, 2025 | Iskusnyh | 1–0 | Kaidanov | 2025 Champions Chess Tour Chesscom Classic Playin Swiss | Catalan Opening: Closed | |
| May 19, 2025 | Kaidanov | 0–1 | Giri | 2025 Champions Chess Tour Chesscom Classic Playin Swiss | English Opening: Anglo-Indian Defense, King's Indian Formation, Double Fianchetto | |
| May 19, 2025 | Fier | 0–1 | Kaidanov | 2025 Champions Chess Tour Chesscom Classic Playin Swiss | Queen's Pawn Game: Levitsky Attack | |
| May 19, 2025 | Kaidanov | 0–1 | Sevian | 2025 Champions Chess Tour Chesscom Classic Playin Swiss | Zukertort Opening: Kingside Fianchetto | |
| May 19, 2025 | Gabrielian | ½–½ | Kaidanov | 2025 Champions Chess Tour Chesscom Classic Playin Swiss | Italian Game: Two Knights Defense, Modern Bishop's Opening | |
| May 19, 2025 | Kaidanov | 0–1 | Shimanov | 2025 Champions Chess Tour Chesscom Classic Playin Swiss | King's Indian Attack | |
| May 19, 2025 | Maghsoodloo | 1–0 | Kaidanov | 2025 Champions Chess Tour Chesscom Classic Playin Swiss | Semi-Slav Defense: Stoltz Variation | |
| May 19, 2025 | Kaidanov | 1–0 | Martinez Alcantara | 2025 Champions Chess Tour Chesscom Classic Playin Swiss | English Opening: Symmetrical Variation | |
| May 19, 2025 | Kaidanov | 0–1 | Deac | 2025 Champions Chess Tour Chesscom Classic Playin Swiss | English Opening: Agincourt Defense, Neo-Catalan Declined | |
| Feb 26, 2025 | Seul | 1–0 | Kaidanov | WSTCC | Four Knights Game: Spanish Variation, Classical Variation | |
| Feb 24, 2025 | Godena | 1–0 | Kaidanov | WSTCC | Sicilian Defense: Alapin Variation | |
| Feb 23, 2025 | Kaidanov | 1–0 | Kotsur | WSTCC | Italian Game: Giuoco Pianissimo, Normal | |
| Feb 20, 2025 | Kaidanov | 1–0 | Mrva | WSTCC | Italian Game: Classical Variation, Giuoco Pianissimo, with d6 | |
| Feb 19, 2025 | Kirszenberg | 0–1 | Kaidanov | WSTCC | Queen's Gambit Declined: Exchange Variation, Positional Variation | |
| Feb 17, 2025 | Jhunjhnuwala | ½–½ | Kaidanov | WSTCC | Sicilian Defense: Closed, Traditional | |
| Nov 28, 2024 | Kaidanov | 0–1 | Shabalov | World Senior Chess Championship 2024 | Slav Defense | |
| Nov 27, 2024 | Georgiev | * | Kaidanov | World Senior Chess Championship 2024 | Semi-Slav Defense: Accelerated Move Order | |
| Nov 26, 2024 | Kaidanov | 0–1 | Mikhalevski | World Senior Chess Championship 2024 | English Opening: Agincourt Defense, Neo-Catalan Declined | |
| Nov 25, 2024 | Kaidanov | 1–0 | Lacasa Diaz | World Senior Chess Championship 2024 | Sicilian Defense: Dragon Variation, Yugoslav Attack, Modern Line | |
| Nov 24, 2024 | Kekelidze | ½–½ | Kaidanov | World Senior Chess Championship 2024 | Queen's Gambit Declined | |
| Nov 22, 2024 | Kaidanov | 1–0 | Plotkin | World Senior Chess Championship 2024 | King's Indian Attack | |
| Nov 21, 2024 | Bajarani | 1–0 | Kaidanov | World Senior Chess Championship 2024 | Sicilian Defense: Old Sicilian | |
| Nov 20, 2024 | Kaidanov | 1–0 | Cummings | World Senior Chess Championship 2024 | Nimzo-Indian Defense: Sämisch Variation | |
| Nov 19, 2024 | Paschall | ½–½ | Kaidanov | World Senior Chess Championship 2024 | King's Indian Attack: Sicilian Variation | |
| Nov 17, 2024 | Ribeiro | ½–½ | Kaidanov | World Senior Chess Championship 2024 | Four Knights Game: Gunsberg Variation | |
| Jun 2, 2024 | Kaidanov | ½–½ | Arenas | Round 11: Kaidanov, Gregory - Arenas, David | Catalan Opening: Open Defense | |
| May 31, 2024 | Garcia Pantoja | 1–0 | Kaidanov | Round 10: Garcia Pantoja, Roberto - Kaidanov, Gregory | Ruy Lopez: Open, Bernstein Variation | |
| May 30, 2024 | Ynojosa Aponte | ½–½ | Kaidanov | Round 9: Ynojosa Aponte, Felix Jose - Kaidanov, Gregory | English Opening: King's English Variation, Four Knights Variation, Quiet Line | |
| May 29, 2024 | Kaidanov | ½–½ | Wang | Round 8: Kaidanov, Gregory - Wang, Justin | Semi-Slav Defense | |
| May 28, 2024 | Xiong | ½–½ | Kaidanov | Round 7: Xiong, Jeffery - Kaidanov, Gregory | Catalan Opening: Open Defense | |
| May 27, 2024 | Kaidanov | ½–½ | Henriquez Villagra | Round 6: Kaidanov, Gregory - Henriquez Villagra, Cristobal | Caro-Kann Defense: Karpov Variation, Modern Main Line | |
| May 27, 2024 | Fernandez Sanchez | 0–1 | Kaidanov | Round 4: Fernandez Sanchez, Fernando Miguel - Kaidanov, Gregory | Queen's Gambit Declined | |
| May 27, 2024 | Kaidanov | 1–0 | Noboa Silva | Round 3: Kaidanov, Gregory - Noboa Silva, Kevin | Semi-Slav Defense: Marshall Gambit, Main Line | |
| May 27, 2024 | Henao | 0–1 | Kaidanov | Round 2: Henao, Bernardo Andres - Kaidanov, Gregory | Semi-Slav Defense | |
| May 27, 2024 | Kaidanov | 1–0 | Mena Cordoba | Round 1: Kaidanov, Gregory - Mena Cordoba, Yamil Octavio | Zukertort Opening: Queenside Fianchetto Variation | |
| May 27, 2024 | Kaidanov | 1–0 | Guerrero Fandino | Round 5: Kaidanov, Gregory - Guerrero Fandino, Gustavo | Sicilian Defense: Accelerated Dragon, Maróczy Bind | |
| Oct 20, 2023 | Kaidanov | 1–0 | Vaishali | Qatar Masters | Tarrasch Defense: Dubov Tarrasch | |
| Oct 19, 2023 | Carlsen | 1–0 | Kaidanov | Qatar Masters | Queen's Pawn Game: Accelerated London System, Steinitz Countergambit | |
| Oct 18, 2023 | Kaidanov | 1–0 | Van Foreest | Qatar Masters | Semi-Slav Defense: Main Line | |
| Oct 17, 2023 | Salem | ½–½ | Kaidanov | Qatar Masters | Queen's Gambit Accepted: Classical Defense, Rubinstein Variation | |
| Oct 15, 2023 | Kaidanov | 1–0 | Nurmanova | Qatar Masters | King's Indian Defense: Makogonov Variation | |
| Oct 14, 2023 | Nitin | ½–½ | Kaidanov | Qatar Masters | French Defense: Advance Variation, Euwe Variation | |
| Oct 13, 2023 | Kaidanov | 0–1 | Sindarov | Qatar Masters | Sicilian Defense: Four Knights Variation | |
| Oct 12, 2023 | Rakshitta Ravi | 0–1 | Kaidanov | Qatar Masters | French Defense: Classical Variation, Delayed Exchange Variation | |
| Oct 11, 2023 | Kaidanov | 1–0 | Begmuratov | Qatar Masters | Italian Game: Hungarian Defense | |
| Jul 30, 2023 | Karthik Venkataraman (IND) | ½–½ | Kaidanov Gregory (USA) | World Cup 2023 | Queen's Gambit Declined | |
| Jun 12, 2023 | Kaidanov | 1–0 | Fier | Aimchess Rapid Play-In | Champions Chess Tour | King's Indian Attack: Double Fianchetto | |
| Jun 12, 2023 | Kaidanov | 1–0 | Guliyev | Aimchess Rapid Play-In | Champions Chess Tour | Queen's Gambit Accepted: Classical Defense, Rubinstein Variation | |
| Jun 12, 2023 | Kaidanov | ½–½ | Mekhitarian | Aimchess Rapid Play-In | Champions Chess Tour | Grünfeld Defense: Makogonov Variation | |
| Jun 12, 2023 | Kaidanov | 0–1 | Aditya Mittal | Aimchess Rapid Play-In | Champions Chess Tour | Nimzo-Indian Defense: Normal Variation, Classical Defense | |
| Jun 12, 2023 | Giri | ½–½ | Kaidanov | Aimchess Rapid Play-In | Champions Chess Tour | Catalan Opening: Closed | |
| Jun 12, 2023 | Yu | 1–0 | Kaidanov | Aimchess Rapid Play-In | Champions Chess Tour | Italian Game: Classical Variation, Giuoco Pianissimo, with d6 | |
| Jun 12, 2023 | Saric | 1–0 | Kaidanov | Aimchess Rapid Play-In | Champions Chess Tour | King's Knight Opening: Normal Variation | |
| Jun 12, 2023 | Yilmaz | 1–0 | Kaidanov | Aimchess Rapid Play-In | Champions Chess Tour | Queen's Gambit Declined: Exchange Variation, Positional Variation | |
| Jun 12, 2023 | Vaibhav | 0–1 | Kaidanov | Aimchess Rapid Play-In | Champions Chess Tour | Italian Game: Giuoco Pianissimo, Italian Four Knights Variation | |
| — | Kaidanov Gregory (USA) | 0–1 | Karthik Venkataraman (IND) | World Cup 2023 | Italian Game: Giuoco Pianissimo, Normal | |