| Jan 5, 2026 | Pattnayak Nilsu | 0–1 | Thompson | Round 9: Pattnayak Nilsu - Thompson, Ian D | French Defense: Steinitz Variation, Boleslavsky Variation | |
| Jan 4, 2026 | Gallas | 1–0 | Pattnayak Nilsu | Round 8: Gallas, Noel - Pattnayak Nilsu | Queen's Gambit Declined: Ragozin Defense | |
| Jan 3, 2026 | Shuqja | ½–½ | Pattnayak Nilsu | Round 7: Shuqja, Klean - Pattnayak Nilsu | Center Game: Paulsen Attack Variation | |
| Jan 2, 2026 | Pattnayak Nilsu | ½–½ | Dette | Round 6: Pattnayak Nilsu - Dette, Jan | Caro-Kann Defense: Exchange Variation | |
| Dec 31, 2025 | Pattnayak Nilsu | ½–½ | Bauer | Round 4: Pattnayak Nilsu - Bauer, Pierre | Sicilian Defense: Accelerated Dragon, Maróczy Bind | |
| Dec 31, 2025 | Walkusz | 0–1 | Pattnayak Nilsu | Round 3: Walkusz, Witoslaw - Pattnayak Nilsu | Sicilian Defense: Snyder Variation | |
| Dec 31, 2025 | Pattnayak Nilsu | 1–0 | Fahlman | Round 2: Pattnayak Nilsu - Fahlman, Jakob | Ruy Lopez: Open | |
| Dec 31, 2025 | Moseng | 0–1 | Pattnayak Nilsu | Round 5: Moseng, Geir - Pattnayak Nilsu | Catalan Opening: Closed, Main Line | |
| Dec 31, 2025 | Ukkelberg | 0–1 | Pattnayak Nilsu | Round 1: Ukkelberg, Oyvind - Pattnayak Nilsu | Italian Game: Classical Variation, Albin Gambit | |
| Dec 19, 2025 | Pranav Pradeep Nair | 0–1 | Pattnayak Nilsu | Wroclaw Chess Festival 2025 - OPEN A | Scotch Game: Mieses Variation | |
| Dec 18, 2025 | Pattnayak Nilsu | 1–0 | Wydmanski | Wroclaw Chess Festival 2025 - OPEN A | Caro-Kann Defense: Exchange Variation | |
| Dec 17, 2025 | Dayal | 1–0 | Pattnayak Nilsu | Wroclaw Chess Festival 2025 - OPEN A | Petrov's Defense: Modern Attack, Center Variation | |
| Dec 17, 2025 | Siekanska | 1–0 | Pattnayak Nilsu | Wroclaw Chess Festival 2025 - OPEN A | Nimzo-Indian Defense: Classical Variation | |
| Dec 16, 2025 | Pattnayak Nilsu | ½–½ | Jendrowiak | Wroclaw Chess Festival 2025 - OPEN A | Ruy Lopez: Morphy Defense | |
| Dec 15, 2025 | Zalega | 1–0 | Pattnayak Nilsu | Wroclaw Chess Festival 2025 - OPEN A | Petrov's Defense: Modern Attack | |
| Dec 15, 2025 | Pattnayak Nilsu | 0–1 | Ochedzan | Wroclaw Chess Festival 2025 - OPEN A | Sicilian Defense: Nyezhmetdinov-Rossolimo Attack | |
| Dec 14, 2025 | Zareba | ½–½ | Pattnayak Nilsu | Wroclaw Chess Festival 2025 - OPEN A | Petrov's Defense: Kaufmann Attack | |
| Dec 13, 2025 | Pattnayak Nilsu | ½–½ | Wlodarczyk | Wroclaw Chess Festival 2025 - OPEN A | Sicilian Defense: Nyezhmetdinov-Rossolimo Attack | |
| Sep 29, 2025 | Pattnayak Nilsu | 0–1 | Gopal Krishna Maheshwari | Round 9: Pattnayak Nilsu - Gopal Krishna Maheshwari | Italian Game: Classical Variation, Center Attack | |
| Sep 28, 2025 | Sharma Sai | ½–½ | Pattnayak Nilsu | Round 8: Sharma Sai - Pattnayak Nilsu | Pirc Defense | |
| Sep 27, 2025 | Pattnayak Nilsu | 1–0 | Badamundi Tapan | Round 7: Pattnayak Nilsu - Badamundi Tapan | French Defense: Steinitz Variation, Boleslavsky Variation | |
| Sep 26, 2025 | Joel Paul Ganta | 1–0 | Pattnayak Nilsu | Round 6: Joel Paul Ganta - Pattnayak Nilsu | King's Indian Defense: Fianchetto Variation, Double Fianchetto Attack | |
| Sep 25, 2025 | Pattnayak Nilsu | ½–½ | Challa Saharsha | Round 5: Pattnayak Nilsu - Challa Saharsha | Caro-Kann Defense: Exchange Variation | |
| Sep 23, 2025 | Pattnayak Nilsu | 0–1 | Ganguly | Round 3: Pattnayak Nilsu - Ganguly, Surya Shekhar | Ruy Lopez: Morphy Defense, Norwegian Variation | |
| Jul 28, 2025 | Pattnayak Nilsu | 0–1 | Maksimovic | Round 1: Pattnayak Nilsu - Maksimovic, Bojan | Sicilian Defense: Kramnik Variation | |
| Jul 16, 2025 | Pattnayak Nilsu | 1–0 | Stary | Piestany A | Sicilian Defense: Moscow Variation, Main Line | |
| Jul 15, 2025 | Meszaros | ½–½ | Pattnayak Nilsu | Piestany A | English Opening: Anglo-Indian Defense, King's Knight Variation | |
| Jul 14, 2025 | Shubhi Gupta | 1–0 | Pattnayak Nilsu | Piestany A | English Opening: Anglo-Indian Defense, King's Knight Variation | |
| Jul 13, 2025 | Pattnayak Nilsu | ½–½ | Gaikwad | Piestany A | Nimzo-Larsen Attack: Modern Variation | |
| Jul 12, 2025 | Rupesh Reddy Y | ½–½ | Pattnayak Nilsu | Piestany A | Queen's Gambit Declined: Ragozin Defense, Alekhine Variation | |
| Jul 11, 2025 | Pattnayak Nilsu | ½–½ | Neuhoff | Piestany A | Nimzo-Larsen Attack: Classical Variation | |
| Jul 10, 2025 | Pattnayak Nilsu | 0–1 | Rybka | Piestany A | Ruy Lopez: Morphy Defense, Modern Steinitz Defense | |
| Jul 9, 2025 | Golubka | ½–½ | Pattnayak Nilsu | Piestany A | Nimzo-Indian Defense: Sämisch Variation, Romanovsky Variation | |
| Jul 8, 2025 | Janik | ½–½ | Pattnayak Nilsu | Piestany A | Four Knights Game: Spanish Variation | |
| Jun 14, 2025 | Pattnayak Nilsu | ½–½ | Danninger | Round 9: Pattnayak Nilsu - Danninger, Hugo Kian | Grünfeld Defense: Russian Variation | |
| Jun 10, 2025 | Pattnayak Nilsu | 0–1 | Parvanyan | Round 5: Pattnayak Nilsu - Parvanyan, Ashot | Ruy Lopez: Morphy Defense, Modern Steinitz Defense, Fianchetto Variation | |
| Jun 9, 2025 | Pattnayak Nilsu | 0–1 | Kanyamarala | Round 3: Pattnayak Nilsu - Kanyamarala, Tarun | Sicilian Defense: Alapin Variation | |
| Jun 8, 2025 | Pattnayak Nilsu | * | Akkus | Round 1: Pattnayak Nilsu - Akkus, Muhammed Ali | ? | |
| Apr 22, 2025 | Pattnayak Nilsu | 0–1 | Ibarra Jerez | Round 1: Pattnayak Nilsu - Ibarra Jerez, Jose Carlos | Sicilian Defense: Kramnik Variation | |
| Apr 21, 2025 | Pattnayak Nilsu | 0–1 | Sai | Semana Santa A. 2025 | Ruy Lopez: Morphy Defense, Modern Steinitz Defense | |
| Apr 15, 2025 | Prraneeth Vuppala | 1–0 | Pattnayak Nilsu | Reykjavik Open 2025 | Petrov's Defense: Kaufmann Attack | |
| Apr 14, 2025 | Pattnayak Nilsu | 1–0 | Akesson | Reykjavik Open 2025 | Sicilian Defense: Kramnik Variation | |
| Apr 11, 2025 | Pattnayak Nilsu | 0–1 | Terrieux | Reykjavik Open 2025 | Sicilian Defense: Moscow Variation | |
| Apr 9, 2025 | Muradli | 1–0 | Pattnayak Nilsu | Reykjavik Open 2025 | Catalan Opening: Closed | |
| Mar 11, 2025 | Pattnayak Nilsu | 0–1 | Ghosh | National Men Team Championship 2025 | French Defense: Steinitz Variation, Boleslavsky Variation | |
| Mar 10, 2025 | Kolla Bhaavan | 0–1 | Pattnayak Nilsu | National Men Team Championship 2025 | Petrov's Defense: Modern Attack, Center Variation | |
| Mar 9, 2025 | Pattnayak Nilsu | ½–½ | Visakh N R | National Men Team Championship 2025 | Sicilian Defense: Nyezhmetdinov-Rossolimo Attack | |
| Mar 8, 2025 | Pattnayak Nilsu | 1–0 | Makwana Devam | National Men Team Championship 2025 | Sicilian Defense: O'Kelly Variation, Maróczy Bind, Robatsch Line | |
| Mar 8, 2025 | Srikanth | 0–1 | Pattnayak Nilsu | National Men Team Championship 2025 | Caro-Kann Defense | |
| Mar 7, 2025 | Pattnayak Nilsu | 0–1 | Harshavardhan G B | National Men Team Championship 2025 | French Defense: Steinitz Variation | |
| Mar 6, 2025 | Pattnayak Nilsu | 1–0 | Challa Saharsha | National Men Team Championship 2025 | Caro-Kann Defense: Exchange Variation | |
| Jan 4, 2025 | Pattnayak Nilsu | 0–1 | Perets | Cracovia 2024 | Sicilian Defense: Nyezhmetdinov-Rossolimo Attack, Fianchetto Variation | |
| Jan 3, 2025 | Zareba | 1–0 | Pattnayak Nilsu | Cracovia 2024 | Catalan Opening: Open Defense, Classical Line | |
| Jan 2, 2025 | Pattnayak Nilsu | ½–½ | Kanarkiewicz | Cracovia 2024 | Sicilian Defense: Moscow Variation, Sokolsky Variation | |
| Dec 31, 2024 | Mgeladze | ½–½ | Pattnayak Nilsu | Cracovia 2024 | Petrov's Defense: Modern Attack, Center Variation | |
| Dec 30, 2024 | Pattnayak Nilsu | 0–1 | Zheng | Cracovia 2024 | Ruy Lopez: Closed, Keres Defense | |
| Dec 30, 2024 | Karsten | 1–0 | Pattnayak Nilsu | Cracovia 2024 | Petrov's Defense: Paulsen Attack | |
| Dec 29, 2024 | Pattnayak Nilsu | 0–1 | Brzezina | Cracovia 2024 | Ruy Lopez: Closed | |
| Dec 28, 2024 | Suder | ½–½ | Pattnayak Nilsu | Cracovia 2024 | Four Knights Game: Scotch Variation Accepted | |
| Dec 27, 2024 | Pattnayak Nilsu | 1–0 | Hulka | Cracovia 2024 | Sicilian Defense: Nyezhmetdinov-Rossolimo Attack, Fianchetto Variation | |
| Aug 24, 2024 | Pattnayak Nilsu | 1–0 | Paszewski | Round 9: Pattnayak Nilsu - Paszewski, Mateusz | Caro-Kann Defense: Exchange Variation | |
| Aug 23, 2024 | Smirnov | ½–½ | Pattnayak Nilsu | Round 8: Smirnov, Mark - Pattnayak Nilsu | Petrov's Defense: Millennium Attack | |
| Aug 20, 2024 | Pattnayak Nilsu | 0–1 | Vantika Agrawal | Round 5: Pattnayak Nilsu - Vantika Agrawal | Sicilian Defense: Moscow Variation | |
| Aug 19, 2024 | Omidi | ½–½ | Pattnayak Nilsu | Round 4: Omidi, Arya - Pattnayak Nilsu | Petrov's Defense: Modern Attack, Center Variation | |
| Aug 18, 2024 | Pattnayak Nilsu | 0–1 | Yarar | Round 3: Pattnayak Nilsu - Yarar, Bora | French Defense: Steinitz Variation, Boleslavsky Variation | |
| Aug 18, 2024 | Salinas Herrera | 1–0 | Pattnayak Nilsu | 30th AbuDhabi Masters Chess Tournament | English Opening: Anglo-Indian Defense, King's Knight Variation | |
| Aug 15, 2024 | Pattnayak Nilsu | 1–0 | Gu | Round 7: Pattnayak Nilsu - Gu, Xianghan | Sicilian Defense: Moscow Variation | |
| Aug 15, 2024 | John Veny Akkarakaran | ½–½ | Pattnayak Nilsu | Round 6: John Veny Akkarakaran - Pattnayak Nilsu | Petrov's Defense: Karklins-Martinovsky Variation | |
| Jul 23, 2024 | Pattnayak Nilsu | 0–1 | Heberla | Round 4: Pattnayak Nilsu - Heberla, Bartlomiej | Ruy Lopez: Cozio Defense | |
| Mar 27, 2024 | Diaz Camallonga | 1–0 | Pattnayak Nilsu | Round 1: Diaz Camallonga, Carles - Pattnayak Nilsu | Catalan Opening: Closed | |
| Jan 23, 2024 | Pattnayak | 0–1 | Laxman | 1st Bangalore International Grandmasters Open Chess Tournament-2024 (Category 'A') | Ruy Lopez: Berlin Defense, Rio Gambit Accepted | |
| Jan 21, 2024 | Pattnayak | 0–1 | Moksh | 1st Bangalore International Grandmasters Open Chess Tournament-2024 (Category 'A') | Sicilian Defense: Kramnik Variation | |
| Jan 20, 2024 | Audi | 1–0 | Pattnayak | 1st Bangalore International Grandmasters Open Chess Tournament-2024 (Category 'A') | Catalan Opening: Closed | |
| Jan 19, 2024 | Pattnayak | * | Gonzales | 1st Bangalore International Grandmasters Open Chess Tournament-2024 (Category 'A') | Modern Defense: Three Pawns Attack | |
| Jan 19, 2024 | Ram | ½–½ | Pattnayak | 1st Bangalore International Grandmasters Open Chess Tournament-2024 (Category 'A') | English Opening: Mikenas-Carls Variation | |
| Aug 18, 2023 | Pattnayak Nilsu | 0–1 | Mitrabha | Indian Championship | French Defense: Winawer Variation, Classical Variation | |
| Jan 3, 2023 | Pattnayak Nilsu | 0–1 | Surendran N | MPL 59th Indian Championship | Sicilian Defense: Moscow Variation | |
| Jan 2, 2023 | Mishra Kamad | 0–1 | Pattnayak Nilsu | MPL 59th Indian Championship | Queen's Gambit Declined: Queen's Knight Variation | |
| Dec 31, 2022 | Pattnayak Nilsu | ½–½ | Sharma | MPL 59th Indian Championship | Sicilian Defense: Nyezhmetdinov-Rossolimo Attack, Fianchetto Variation | |
| — | Pattnayak Nilsu | 0–1 | Tratar | LCF 2025 | French Defense: Steinitz Variation, Boleslavsky Variation | |
| — | Pattnayak Nilsu | 1–0 | Yekeler | LCF 2025 | Sicilian Defense: Moscow Variation, Sokolsky Variation | |
| — | Pattnayak Nilsu | 0–1 | Tulchynskyi | LCF 2025 | Sicilian Defense: Kramnik Variation | |
| — | Pattnayak Nilsu | * | Srebrnic | LCF 2025 | Sicilian Defense: Moscow Variation | |
| — | Pattnayak Nilsu | 1–0 | Czernek | Round 9: Pattnayak Nilsu - Czernek, Tymon | King's Pawn Game | |
| — | Thorfinnsson | ½–½ | Pattnayak Nilsu | LCF 2025 | Torre Attack: Classical Defense | |