| Apr 26, 2026 | Cooper | 0–1 | Ongcoy | Round 5: Cooper, Nigel - Ongcoy, Reniza | French Defense: Classical Variation, Steinitz Variation | |
| Apr 26, 2026 | Wright | ½–½ | Cooper | Round 4: Wright, Caleb - Cooper, Nigel | Queen's Gambit Declined | |
| Apr 25, 2026 | Cooper | 0–1 | Zhang | Round 3: Cooper, Nigel - Zhang, Lucas | Van Geet Opening | |
| Apr 25, 2026 | Cooper | 1–0 | Prince | Round 2: Cooper, Nigel - Prince, Aidan | Van Geet Opening | |
| Jan 20, 2026 | Gibbons | ½–½ | Cooper | Hilton Bennett Memorial M | Queen's Pawn Game: London System, with e6 | |
| Jan 19, 2026 | Cooper | 0–1 | Fuatai | Hilton Bennett Memorial M | Queen's Pawn Game: Veresov, Richter Attack | |
| Jan 19, 2026 | Van Meter | ½–½ | Cooper | Hilton Bennett Memorial M | Réti Opening: Anglo-Slav Variation, with g3 | |
| Jan 19, 2026 | Cooper | 1–0 | Mukkattu | Hilton Bennett Memorial M | Blackmar-Diemer Gambit Declined: Weinsbach Defense | |
| Jan 18, 2026 | Kerr | 1–0 | Cooper | Round 6: Kerr, Grant - Cooper, Nigel | Italian Game: Two Knights Defense, Traxler Counterattack | |
| Jan 17, 2026 | Cooper | 0–1 | Smith | Round 5: Cooper, Nigel - Smith, Robert W | Pirc Defense | |
| Jan 16, 2026 | Metge | 1–0 | Cooper | Round 4: Metge, J. Nigel - Cooper, Nigel | Nimzowitsch Defense: Colorado Countergambit Accepted | |
| Jan 16, 2026 | Cooper | 0–1 | Dowden | Round 3: Cooper, Nigel - Dowden, R.A. Tony | French Defense: Winawer Variation, Portisch-Hook Variation | |
| Jan 15, 2026 | Carpinter | 1–0 | Cooper | Round 2: Carpinter, Antony L - Cooper, Nigel | Neo-Grünfeld Defense: Ultra-Delayed Exchange Variation | |
| Jan 15, 2026 | Cooper | 0–1 | Hair | Round 1: Cooper, Nigel - Hair, Philip I | Four Knights Game: Halloween Gambit | |
| Jan 13, 2026 | Cooper | 0–1 | Dolejs | Hilton Bennett Memorial M | Rapport-Jobava System | |
| Nov 9, 2025 | Cooper | 0–1 | Burn | Round 6: Cooper, Nigel - Burn, Michael | Queen's Pawn Game | |
| Nov 8, 2025 | Cooper | ½–½ | Forster | Round 4: Cooper, Nigel - Forster, William | French Defense: Advance Variation, Milner-Barry Gambit | |
| Nov 6, 2025 | Fuatai | 1–0 | Cooper | Round 1: Fuatai, Fuatai - Cooper, Nigel | Ruy Lopez: Berlin Defense | |
| Jan 14, 2025 | Cooper | 0–1 | Tew | Middle Game Chess Foundation Challengers | Rapport-Jobava System | |
| Jan 13, 2025 | Liu | 1–0 | Cooper | Middle Game Chess Foundation Challengers | Scotch Game: Scotch Gambit, London Defense | |
| Jan 13, 2025 | Cooper | 0–1 | Seidl | Middle Game Chess Foundation Challengers | Catalan Opening: Closed Variation, Traditional Variation | |
| Jan 19, 2025 | Slater-Jones | 1–0 | Cooper | Round 9: Slater-Jones, Henry - Cooper, Nigel | Semi-Slav Defense: Accelerated Meran Variation | |
| Jan 18, 2025 | Cooper | 0–1 | Weng | Round 8: Cooper, Nigel - Weng, Winston | Blackmar-Diemer Gambit Accepted: Teichmann Defense, Classical Variation | |
| Jan 17, 2025 | Cooper | 0–1 | Yu | Round 7: Cooper, Nigel - Yu, Zachary | Queen's Pawn Game: Veresov, Richter Attack | |
| Jan 17, 2025 | Jin | 1–0 | Cooper | Round 6: Jin, Yanbo - Cooper, Nigel | Queen's Pawn Game: Zukertort Variation | |
| Jan 16, 2025 | Cooper | ½–½ | Lu | Round 5: Cooper, Nigel - Lu, Xiahan (Luna) | French Defense: Classical Variation, Steinitz Variation | |
| Jan 15, 2025 | Wang | 1–0 | Cooper | Round 4: Wang, Justin Zhide - Cooper, Nigel | Ruy Lopez: Morphy Defense, Modern Steinitz Defense | |
| Aug 11, 2024 | Tan | 0–1 | Cooper | NZ Senior Championship 2024 | Nimzowitsch Defense: Williams Variation | |
| Aug 10, 2024 | Cooper | 0–1 | Burgess | NZ Senior Championship 2024 | Queen's Pawn Game: Chigorin Variation, Alburt Defense | |
| Aug 10, 2024 | Booth | 1–0 | Cooper | NZ Senior Championship 2024 | Queen's Gambit Declined | |
| Aug 9, 2024 | Cooper | ½–½ | Holdo | NZ Senior Championship 2024 | Dutch Defense: Hopton Attack | |
| Aug 9, 2024 | Jacobs | 0–1 | Cooper | NZ Senior Championship 2024 | Semi-Slav Defense: Noteboom Variation | |
| Aug 8, 2024 | Cooper | 0–1 | Cummings | NZ Senior Championship 2024 | Rapport-Jobava System | |
| Jul 11, 2024 | Cooper | 0–1 | McMahon | wst65 | Rapport-Jobava System | |
| Jul 10, 2024 | McAndrew | 1–0 | Cooper | wstcc2024o65 | English Opening: Caro-Kann Defensive System | |
| Jul 7, 2024 | Cooper | ½–½ | Matthews | wst65 | Rapport-Jobava System | |
| Jul 6, 2024 | Jorgensen | 1–0 | Cooper | wst65 | Semi-Slav Defense: Meran Variation | |
| Jul 5, 2024 | Cooper | 1–0 | Wright | wst65 | Rapport-Jobava System | |
| Jul 4, 2024 | Cooper | ½–½ | Freeman | wst65 | Indian Defense: Reversed Chigorin Defense | |
| Apr 25, 2024 | Cooper | 0–1 | Weng | Round 2: Cooper, Nigel - Weng, Winston | Queen's Pawn Game: Colle System, Anti-Colle | |
