| Apr 6, 2026 | Hersey | 0–1 | Obi | Four Nations Chess League Easter Congress 2026 - U2000 | Scandinavian Defense: Gubinsky-Melts Defense | |
| Apr 5, 2026 | Obi | 0–1 | Matthews | Four Nations Chess League Easter Congress 2026 - U2000 | Englund Gambit: Hartlaub-Charlick Gambit | |
| Apr 3, 2026 | White | 1–0 | Obi | Four Nations Chess League Easter Congress 2026 - U2000 | Scandinavian Defense: Gubinsky-Melts Defense | |
| Mar 29, 2026 | Lambton | 0–1 | Obi | Round 5: Lambton, David - Obi, Okwose Marc | English Opening: King's English Variation | |
| Mar 29, 2026 | Obi | 1–0 | Riley | Round 4: Obi, Okwose Marc - Riley, Chris | Rapport-Jobava System | |
| Mar 28, 2026 | Obi | 0–1 | Ratcliffe | Round 3: Obi, Okwose Marc - Ratcliffe, James | Rapport-Jobava System | |
| Mar 28, 2026 | Wong | 1–0 | Obi | Round 2: Wong, Chun Hei - Obi, Okwose Marc | Tarrasch Defense: Classical Variation, Advance Variation | |
| Apr 21, 2025 | Obi | 0–1 | Jackson | Round 7: Obi, Okwose Marc - Jackson, Gary C | English Opening: Symmetrical Variation, Ultra-Symmetrical Variation | |
| Apr 21, 2025 | Ireland | ½–½ | Obi | Round 6: Ireland, David J - Obi, Okwose Marc | Scandinavian Defense: Mieses-Kotroc Variation | |
| Apr 20, 2025 | Obi | 1–0 | Carter | Round 5: Obi, Okwose Marc - Carter, Bowie | English Opening: King's English Variation | |
| Apr 20, 2025 | Slinger | 0–1 | Obi | Round 4: Slinger, Tony J - Obi, Okwose Marc | Queen's Pawn Game: Colle System, Anti-Colle | |
| Apr 19, 2025 | Obi | 1–0 | Robinson | Round 3: Obi, Okwose Marc - Robinson, Brian | Catalan Opening: Closed Variation, Traditional Variation | |
| Apr 19, 2025 | Dhingra | 1–0 | Obi | Round 2: Dhingra, Kanvansh - Obi, Okwose Marc | Scandinavian Defense: Mieses-Kotroc Variation | |
| Apr 18, 2025 | Obi | 1–0 | Fisher | Round 1: Obi, Okwose Marc - Fisher, Neal | English Opening: King's English Variation | |
| Dec 15, 2024 | Obi | 1–0 | Brown | Keith Escott Memorial Congress: U2000 | English Opening: King's English Variation | |
| Dec 15, 2024 | Barker | 0–1 | Obi | Keith Escott Memorial Congress: U2000 | Scandinavian Defense: Gubinsky-Melts Defense | |
| Dec 14, 2024 | Obi | 1–0 | Dhingra | Keith Escott Memorial Congress: U2000 | English Opening: Agincourt Defense | |
| Dec 14, 2024 | Obi | ½–½ | Shivakumar | Keith Escott Memorial Congress: U2000 | English Opening: Anglo-Dutch Defense | |
| Apr 1, 2024 | Obi | ½–½ | Sisupalan | Round 7: Obi, Okwose Marc - Sisupalan, Beni | Vienna Game: Vienna Gambit, Paulsen Attack | |
| Apr 1, 2024 | Macphail | ½–½ | Obi | Round 6: Macphail, Kieran - Obi, Okwose Marc | Scandinavian Defense: Bronstein Variation | |
| Mar 31, 2024 | Obi | 1–0 | Harris | Round 5: Obi, Okwose Marc - Harris, John | Modern Defense: Standard Line | |
| Mar 31, 2024 | Lawrence | 0–1 | Obi | Round 4: Lawrence, Spencer - Obi, Okwose Marc | King's Indian Attack | |
| Mar 30, 2024 | Obi | 0–1 | Willow | Round 3: Obi, Okwose Marc - Willow, Hambel M | Caro-Kann Defense: Advance Variation, Tal Variation | |
| Mar 30, 2024 | Sugden | ½–½ | Obi | Round 2: Sugden, Freddie - Obi, Okwose Marc | Scandinavian Defense: Gubinsky-Melts Defense | |
| Mar 29, 2024 | Obi | ½–½ | Shivakumar | Round 1: Obi, Okwose Marc - Shivakumar, Akshath | French Defense: Advance Variation, Milner-Barry Gambit, Main Line | |
| Apr 10, 2023 | Obi | 1–0 | Chan | 3rd 4NCL Easter Congress: U2000 | Scotch Game: Scotch Gambit, Advance Variation | |
| Apr 10, 2023 | Jenkins | ½–½ | Obi | 3rd 4NCL Easter Congress: U2000 | Sicilian Defense: O'Kelly Variation, Normal System | |
| Apr 9, 2023 | Obi | 0–1 | Han | 3rd 4NCL Easter Congress: U2000 | English Opening: Symmetrical Variation, Botvinnik System | |
| Apr 8, 2023 | Obi | 1–0 | Acharya | 3rd 4NCL Easter Congress: U2000 | English Opening: Symmetrical Variation, Botvinnik System | |
| Apr 8, 2023 | Ganguly | ½–½ | Obi | 3rd 4NCL Easter Congress: U2000 | Sicilian Defense: O'Kelly Variation | |
| Apr 7, 2023 | Lawrence | 1–0 | Obi | 3rd 4NCL Easter Congress: U2000 | Dutch Defense: Classical Variation | |
| Jan 22, 2023 | Obi | ½–½ | Billenness | 29th 4NCL OTB Congress | King's Pawn Game: Busch-Gass Gambit, Chiodini Gambit | |
| Jan 22, 2023 | Butterworth | 0–1 | Obi | 29th 4NCL OTB Congress | English Opening: King's English Variation, Three Knights System | |
| Jan 21, 2023 | Obi | 1–0 | Williamson | 29th 4NCL OTB Congress | French Defense: Advance Variation, Euwe Variation | |
| Jan 21, 2023 | Pilley | 1–0 | Obi | 29th 4NCL OTB Congress | Sicilian Defense: Moscow Variation | |
| Jan 20, 2023 | Murphy | 0–1 | Obi | 29th 4NCL OTB Congress | Mieses Opening | |
| — | Nilsson | 0–1 | Obi | 3rd 4NCL Easter Congress: U2000 | Réti Opening: Advance Variation | |
| — | Quraishi | 1–0 | Obi | Keith Escott Memorial Congress: U2000 | Scandinavian Defense | |