| May 4, 2026 | Chow | ½–½ | Harvey | Round 11: Chow, Samuel - Harvey, Marcus R | Semi-Slav Defense: Marshall Gambit, Main Line | |
| May 3, 2026 | Harvey | ½–½ | Roberson | Round 10: Harvey, Marcus R - Roberson, Peter T | Nimzo-Larsen Attack: Classical Variation | |
| May 2, 2026 | Harvey | 1–0 | Rogers | Round 9: Harvey, Marcus R - Rogers, Jonathan W | Queen's Gambit Declined: Chigorin Defense, Main Line | |
| Apr 5, 2026 | Urkedal | 0–1 | Harvey | 4NCL Grand Master Norm Event 2026 | French Defense: Winawer Variation, Retreat Variation, Armenian Line | |
| Apr 5, 2026 | Harvey | 1–0 | Rudd | 4NCL Grand Master Norm Event 2026 | Nimzo-Indian Defense: Classical Variation, Berlin Variation | |
| Apr 4, 2026 | Harvey | ½–½ | Roberson | 4NCL Grand Master Norm Event 2026 | Queen's Gambit Declined: Exchange Variation, Positional Variation | |
| Apr 3, 2026 | Jackson | 0–1 | Harvey | 4NCL Grand Master Norm Event 2026 | French Defense: Advance Variation | |
| Apr 2, 2026 | Harvey | ½–½ | Gumularz | 4NCL Grand Master Norm Event 2026 | Zukertort Opening: Nimzo-Larsen Variation | |
| Apr 2, 2026 | Shearsby | 0–1 | Harvey | 4NCL Grand Master Norm Event 2026 | French Defense: Advance Variation | |
| Apr 1, 2026 | Harvey | 1–0 | Willow | 4NCL Grand Master Norm Event 2026 | Grünfeld Defense: Zaitsev Gambit | |
| Mar 26, 2026 | Wang | 1–0 | Harvey | 4NCL Grand Master Norm Event 2026 | French Defense: Tarrasch Variation, Morozevich Variation | |
| Mar 22, 2026 | Pert | ½–½ | Harvey | Round 8: Pert, Nicholas - Harvey, Marcus R | Queen's Gambit Declined: Exchange Variation, Sämisch Variation | |
| Mar 21, 2026 | Harvey | 1–0 | Khoury | Round 7: Harvey, Marcus R - Khoury, Theo | English Opening: Agincourt Defense, Wimpy System | |
| Mar 21, 2026 | Gasanov | 0–1 | Harvey | 4NCL Grand Master Norm Event 2026 | English Opening: Agincourt Defense, Neo-Catalan Declined | |
| Mar 8, 2026 | Harvey | ½–½ | Chigaev | Icelandic team chess championship premier league | Zukertort Opening: Nimzo-Larsen Variation | |
| Mar 7, 2026 | Pultinevicius | ½–½ | Harvey | Icelandic team chess championship premier league | Caro-Kann Defense: Endgame Variation | |
| Mar 7, 2026 | Harvey | 0–1 | Gupta | Icelandic team chess championship premier league | Sicilian Defense: Closed, Traditional | |
| Mar 6, 2026 | Heimisson | 1–0 | Harvey | Icelandic team chess championship premier league | Caro-Kann Defense: Tartakower Variation | |
| Mar 5, 2026 | Harvey | 1–0 | Kjartansson | Icelandic team chess championship premier league | Zukertort Opening: Nimzo-Larsen Variation | |
| Feb 8, 2026 | Harvey | 1–0 | Badacsonyi | Round 6: Harvey, Marcus R - Badacsonyi, Stanley | Zukertort Opening: Nimzo-Larsen Variation | |
| Feb 7, 2026 | Pedersen | 0–1 | Harvey | Round 5: Pedersen, Carsten - Harvey, Marcus R | Sicilian Defense: Hyperaccelerated Dragon | |
| Jan 31, 2026 | Ogunshola | 0–1 | Harvey | Round 3: Ogunshola, Ben - Harvey, Marcus R | English Opening: King's English Variation, Four Knights Variation, Fianchetto Line, Delayed .. Nc6 | |
| Jan 31, 2026 | Harvey | 1–0 | Bevis | Round 2: Harvey, Marcus R - Bevis, Noah | Zukertort Opening: Nimzo-Larsen Variation | |
| Jan 31, 2026 | Hu | 0–1 | Harvey | Round 1: Hu, Junyan - Harvey, Marcus R | Caro-Kann Defense: Exchange Variation | |
| Jan 30, 2026 | Saunders | ½–½ | Harvey | Round 5: Saunders, Aron - Harvey, Marcus R | Caro-Kann Defense: Advance Variation, Tal Variation | |
| Jan 30, 2026 | Harvey | 1–0 | Venkataramanan | Round 4: Harvey, Marcus R - Venkataramanan, T.S. | English Opening: Agincourt Defense | |
| Jan 11, 2026 | Ghasi | ½–½ | Harvey | Round 4: Ghasi, Ameet K - Harvey, Marcus R | English Opening: King's English Variation | |
| Jan 10, 2026 | Harvey | 1–0 | York-Weaving | Round 3: Harvey, Marcus R - York-Weaving, Richard | King's Indian Attack: Sicilian Variation | |
| Dec 4, 2025 | Domalchuk-Jonasson | 1–0 | Harvey | Icelandic team chess championship premier league | Queen's Gambit Declined: Exchange Variation, Positional Variation | |
| Dec 3, 2025 | Haydon | 0–1 | Harvey | Round 9: Haydon, David L - Harvey, Marcus R | Bogo-Indian Defense: Nimzowitsch Variation | |
| Dec 2, 2025 | Harvey | 0–1 | Iniyan | Round 8: Harvey, Marcus R - Iniyan, Pa | King's Indian Attack | |
| Dec 1, 2025 | Krishnan | 0–1 | Harvey | Round 7: Krishnan, Ritvik - Harvey, Marcus R | Bogo-Indian Defense: Grünfeld Variation | |
| Nov 30, 2025 | Harvey | ½–½ | Roe | Round 6: Harvey, Marcus R - Roe, Simon J | English Opening: Agincourt Defense | |
| Nov 30, 2025 | Rozen | 1–0 | Harvey | Round 5: Rozen, Eytan - Harvey, Marcus R | King's Indian Attack: Keres Variation | |
| Nov 29, 2025 | Harvey | 1–0 | Abdulla | Round 4: Harvey, Marcus R - Abdulla, Murad | English Opening: Symmetrical Variation | |
| Nov 28, 2025 | Ivic | 1–0 | Harvey | Round 3: Ivic, Velimir - Harvey, Marcus R | Caro-Kann Defense: Advance Variation, Tal Variation | |
| Nov 28, 2025 | Harvey | 1–0 | Smirin | Round 2: Harvey, Marcus R - Smirin, Ilia | Hungarian Opening: Reversed Norwegian Defense | |
| Nov 27, 2025 | Vortmeier | 0–1 | Harvey | Round 1: Vortmeier, Jan - Harvey, Marcus R | Zukertort Opening: Queenside Fianchetto Variation | |
| Nov 15, 2025 | Kazakouski | 1–0 | Harvey | Icelandic team chess championship premier league | Caro-Kann Defense: Advance Variation, Short Variation | |
| Nov 15, 2025 | Harvey | 0–1 | Santos Latasa | Icelandic team chess championship premier league | Hungarian Opening: Reversed Alekhine | |
| Nov 14, 2025 | Harvey | ½–½ | Demchenko | Icelandic team chess championship premier league | Hungarian Opening: Symmetrical Variation | |
| Nov 14, 2025 | Harvey | 1–0 | Heimisson | Icelandic team chess championship premier league | Slav Indian | |
| Nov 1, 2025 | Harvey | ½–½ | Haydon | Round 1: Harvey, Marcus R - Haydon, David L | Nimzo-Indian Defense: Classical Variation | |
| Oct 27, 2025 | Gormally | ½–½ | Harvey | Round 2: Gormally, Daniel W - Harvey, Marcus R | Queen's Indian Defense: Fianchetto Variation, Check Variation, Intermezzo Line | |
| Jul 20, 2025 | Badacsonyi | ½–½ | Harvey | ECF English Open Championship 2025 | Kangaroo Defense | |
| Jul 20, 2025 | Harvey | ½–½ | Merry | ECF English Open Championship 2025 | Caro-Kann Defense: Panov Attack, Fianchetto Defense | |
| Jul 19, 2025 | Carroll | ½–½ | Harvey | ECF English Open Championship 2025 | Nimzo-Indian Defense: Normal Variation | |
| Jul 19, 2025 | Harvey | 1–0 | Saunders | ECF English Open Championship 2025 | King's Indian Attack: Keres Variation | |
| Jul 18, 2025 | Maroroa Jones | 1–0 | Harvey | ECF English Open Championship 2025 | English Opening: King's English Variation, Four Knights Variation, Fianchetto Line | |
| Jul 18, 2025 | Harvey | 1–0 | Zhao | ECF English Open Championship 2025 | Nimzo-Larsen Attack | |
| Jul 18, 2025 | Sasikumar | 0–1 | Harvey | ECF English Open Championship 2025 | Modern Defense: Pseudo-Austrian Attack | |
| Jun 14, 2025 | Harvey | 0–1 | Sevian | 2025 FIDE World Blitz Team Championship Pool B | Zukertort Opening: Nimzo-Larsen Variation | |
| Jun 14, 2025 | Rakotomaharo | ½–½ | Harvey | 2025 FIDE World Blitz Team Championship Pool B | Caro-Kann Defense: Endgame Variation | |
| Jun 14, 2025 | Harvey | 1–0 | Murawski | 2025 FIDE World Blitz Team Championship Pool B | Zukertort Opening: Nimzo-Larsen Variation | |
| Jun 14, 2025 | Ghasi | ½–½ | Harvey | 2025 FIDE World Blitz Team Championship Pool B | Zukertort Opening | |
| Jun 14, 2025 | Harvey | ½–½ | Gallana | 2025 FIDE World Blitz Team Championship Pool B | English Opening: Agincourt Defense, Keres Defense | |
| Jun 14, 2025 | Martinez Alcantara | 1–0 | Harvey | 2025 FIDE World Blitz Team Championship Pool B | English Opening: Anglo-Dutch Defense | |
| Jun 14, 2025 | Harvey | 1–0 | Rodshtein | 2025 FIDE World Blitz Team Championship Pool B | English Opening: Symmetrical Variation, Ultra-Symmetrical Variation | |
| Jun 14, 2025 | Adams | 0–1 | Harvey | 2025 FIDE World Blitz Team Championship Pool B | Caro-Kann Defense: Advance Variation | |
| Jun 14, 2025 | Harvey | 0–1 | Aronian | 2025 FIDE World Blitz Team Championship Pool B | Nimzo-Indian Defense: Reshevsky Variation | |
| Jun 14, 2025 | Bansal | 0–1 | Harvey | 2025 FIDE World Blitz Team Championship Pool B | Pseudo Queen's Indian Defense | |
| Jun 14, 2025 | Harvey | 0–1 | O`Gorman | 2025 FIDE World Blitz Team Championship Pool B | Nimzo-Larsen Attack: Classical Variation | |
| Jun 14, 2025 | Turner | 1–0 | Harvey | 2025 FIDE World Blitz Team Championship Pool B | Pseudo Queen's Indian Defense | |
| Jun 13, 2025 | Ghasi | 1–0 | Harvey | Round 12: Ghasi, Ameet K - Harvey, Marcus R | Zukertort Opening | |
| Jun 13, 2025 | Harvey | 0–1 | Mamedyarov | Round 11: Harvey, Marcus R - Mamedyarov, Shakhriyar | Nimzo-Larsen Attack: Classical Variation | |
| Jun 13, 2025 | D`Costa | 0–1 | Harvey | Round 10: D`Costa, Lorin - Harvey, Marcus R | Queen's Indian Defense: Kasparov-Petrosian Variation, Main Line | |
| Jun 13, 2025 | Harvey | 0–1 | Bjerre | Round 9: Harvey, Marcus R - Bjerre, Jonas Buhl | Sicilian Defense: Accelerated Dragon, Maróczy Bind | |
| Jun 12, 2025 | Harvey | ½–½ | Chinguun | Round 8: Harvey, Marcus R - Chinguun, Sumiya | Zukertort Opening: Nimzo-Larsen Variation | |
| Jun 12, 2025 | Gan-Erdene | 0–1 | Harvey | Round 7: Gan-Erdene, Sugar - Harvey, Marcus R | Caro-Kann Defense: Advance Variation | |
| Jun 12, 2025 | Harvey | 0–1 | Pichot | Round 6: Harvey, Marcus R - Pichot, Alan | English Opening: Anglo-Indian Defense, King's Knight Variation | |
| Jun 12, 2025 | Derakhshani | 0–1 | Harvey | Round 5: Derakhshani, Borna - Harvey, Marcus R | French Defense: Steinitz Variation, Boleslavsky Variation | |
| Jun 11, 2025 | Harvey | 0–1 | Gelfand | Round 4: Harvey, Marcus R - Gelfand, Boris | English Opening: Symmetrical Variation, Anti-Benoni Variation, Spielmann Defense | |
| Jun 11, 2025 | Fernandez | ½–½ | Harvey | 2025 FIDE World Rapid Team Championschip matches 11-18 | Caro-Kann Defense: Exchange Variation | |
| Jun 11, 2025 | Harvey | 0–1 | Aronian | 2025 FIDE World Rapid Team Championship | Zukertort Opening: Nimzo-Larsen Variation | |
| Jun 11, 2025 | Sava | 0–1 | Harvey | 2025 FIDE World Rapid Team Championship matches 19-26 | Bogo-Indian Defense: Nimzowitsch Variation | |
| May 5, 2025 | Kantor | ½–½ | Harvey | Round 11: Kantor, Gergely - Harvey, Marcus R | Caro-Kann Defense: Advance Variation, Short Variation | |
| May 4, 2025 | Moreby | ½–½ | Harvey | Round 10: Moreby, James - Harvey, Marcus R | English Opening: King's English Variation, Kramnik-Shirov Counterattack | |
| May 3, 2025 | Harvey | ½–½ | Badacsonyi | Round 9: Harvey, Marcus R - Badacsonyi, Stanley | King's Indian Defense: Makogonov Variation | |
| Apr 21, 2025 | Harvey | ½–½ | Janik | Round 9: Harvey, Marcus R - Janik, Igor | Nimzo-Indian Defense: Reshevsky Variation | |
| Apr 20, 2025 | Khoury | ½–½ | Harvey | Round 7: Khoury, Theo - Harvey, Marcus R | French Defense: Paulsen Variation | |
| Apr 20, 2025 | Lohia | 1–0 | Harvey | Round 8: Lohia, Sohum - Harvey, Marcus R | Caro-Kann Defense: Tartakower Variation | |
| Apr 19, 2025 | Harvey | 0–1 | Lacan Rus | Round 6: Harvey, Marcus R - Lacan Rus, David | Grünfeld Defense: Exchange Variation | |
| Apr 19, 2025 | Plat | ½–½ | Harvey | Round 5: Plat, Vojtech - Harvey, Marcus R | Caro-Kann Defense: Panov Attack, Modern Defense, Mieses Line | |
| Apr 18, 2025 | Harvey | ½–½ | Lim | Round 4: Harvey, Marcus R - Lim, Zhuo Ren | Nimzo-Larsen Attack: English Variation | |
| Apr 18, 2025 | Golding | 1–0 | Harvey | Round 3: Golding, Alex - Harvey, Marcus R | Richter-Veresov Attack | |
| Apr 17, 2025 | Harvey | ½–½ | Teclaf | Round 2: Harvey, Marcus R - Teclaf, Pawel | English Opening: Agincourt Defense | |
| Apr 17, 2025 | Badacsonyi | ½–½ | Harvey | Round 1: Badacsonyi, Stanley - Harvey, Marcus R | Nimzo-Indian Defense: Rubinstein System, Rubinstein Variation | |
| Apr 6, 2025 | Harvey | 0–1 | Gormally | Round 8: Harvey, Marcus R - Gormally, Daniel W | Nimzo-Larsen Attack: Modern Variation | |
| Apr 5, 2025 | Rendle | 0–1 | Harvey | Round 7: Rendle, Thomas E - Harvey, Marcus R | French Defense: Tarrasch Variation, Morozevich Variation | |
| Mar 9, 2025 | Harvey | 1–0 | Olsen | Round 9: Harvey, Marcus R - Olsen, Filip Boe | Sicilian Defense: Accelerated Dragon, Maróczy Bind | |
| Mar 9, 2025 | Willow | 1–0 | Harvey | Round 8: Willow, Jonah B - Harvey, Marcus R | French Defense: Advance Variation, Main Line | |
| Mar 8, 2025 | Harvey | ½–½ | Ghasi | Round 7: Harvey, Marcus R - Ghasi, Ameet K | Sicilian Defense: Four Knights Variation | |
| Mar 7, 2025 | Harvey | ½–½ | Raczek | Round 5: Harvey, Marcus R - Raczek, Krzysztof | Queen's Gambit Declined: Exchange Variation, Positional Variation | |
| Mar 7, 2025 | Cornette | 1–0 | Harvey | Round 6: Cornette, Matthieu - Harvey, Marcus R | Caro-Kann Defense: Advance Variation | |
| Mar 6, 2025 | Badacsonyi | 1–0 | Harvey | Round 3: Badacsonyi, Stanley - Harvey, Marcus R | Nimzo-Indian Defense: Normal Variation | |
| Mar 6, 2025 | Gasanov | ½–½ | Harvey | Round 4: Gasanov, Eldar - Harvey, Marcus R | Caro-Kann Defense: Two Knights Attack | |
| Mar 5, 2025 | Harvey | 0–1 | Banerjee | Round 2: Harvey, Marcus R - Banerjee, Supratit | King's Indian Defense: Four Pawns Attack, Normal Attack | |
| Mar 5, 2025 | Alexakis | 1–0 | Harvey | Round 1: Alexakis, Dimitris - Harvey, Marcus R | Caro-Kann Defense: Advance Variation | |
| Feb 16, 2025 | Harvey | 0–1 | Lagarde | Round 6: Harvey, Marcus R - Lagarde, Maxime | English Opening: King's English Variation, Two Knights Variation, Smyslov System | |
| Feb 15, 2025 | Larkin | ½–½ | Harvey | Round 5: Larkin, Vladyslav - Harvey, Marcus R | English Opening: Symmetrical Variation, Normal Variation | |