| Jan 26, 2026 | Ajay Karthikeyan | ½–½ | Visakh N R | Festival Caissa – Sceptre Rapid FIDE Rating Chess Tournament | King's Indian Attack: Spassky Variation | |
| Jan 24, 2026 | Ajay Karthikeyan | 0–1 | Mohammad Nubairshah Shaikh | Festival Caissa – Crown Rapid FIDE Rating Chess Tournament | Zukertort Opening | |
| Jan 24, 2026 | Dhulipalla Bala Chandra Prasad | 1–0 | Ajay Karthikeyan | Festival Caissa – Crown Rapid FIDE Rating Chess Tournament | Queen's Pawn Game: London System | |
| Apr 17, 2025 | Ajay Karthikeyan | 0–1 | Ahaz E U | Round 9: Ajay Karthikeyan - Ahaz E U | Nimzo-Larsen Attack: Classical Variation | |
| Apr 11, 2025 | Bhoir Paras Dilip | 1–0 | Ajay Karthikeyan | Round 2: Bhoir Paras Dilip - Ajay Karthikeyan | Modern Defense: Two Knights Variation | |
| Apr 10, 2025 | Ajay Karthikeyan | 1–0 | Om Nagnath Lamkane | Round 1: Ajay Karthikeyan - Om Nagnath Lamkane | King's Indian Defense: Sämisch Variation, Sämisch Gambit | |
| Jul 29, 2024 | Galappaththi | ½–½ | Ajay Karthikeyan | Round 1: Galappaththi, Chinthaka Anuruddh - Ajay Karthikeyan | Zukertort Opening: Sicilian Invitation | |
| Aug 27, 2024 | Ajay Karthikeyan | 1–0 | Swapnil | Round 11: Ajay Karthikeyan - Swapnil, S. Dhopade | Zukertort Opening | |
| Aug 26, 2024 | Karthik Venkataraman | 1–0 | Ajay Karthikeyan | Round 10: Karthik Venkataraman - Ajay Karthikeyan | English Opening: Anglo-Indian Defense, King's Knight Variation | |
| Aug 25, 2024 | Ghosh | ½–½ | Ajay Karthikeyan | Round 9: Ghosh, Diptayan - Ajay Karthikeyan | Semi-Slav Defense: Normal Variation | |
| Aug 24, 2024 | Ajay Karthikeyan | 1–0 | Gupta | Round 8: Ajay Karthikeyan - Gupta, Abhijeet | English Opening: King's English Variation | |
| Aug 4, 2024 | Ajay Karthikeyan | ½–½ | Hari Madhavan N B | Round 10: Ajay Karthikeyan - Hari Madhavan N B | King's Indian Attack | |
| Aug 3, 2024 | Ghosh | ½–½ | Ajay Karthikeyan | Round 9: Ghosh, Diptayan - Ajay Karthikeyan | English Opening: Symmetrical Variation | |
| Aug 2, 2024 | Ajay Karthikeyan | 1–0 | Kuderinov | Round 8: Ajay Karthikeyan - Kuderinov, Kirill | Bogo-Indian Defense: Nimzowitsch Variation | |
| Aug 2, 2024 | Hamidi | ½–½ | Ajay Karthikeyan | Round 7: Hamidi, Amir Mohammad - Ajay Karthikeyan | King's Indian Defense: Sämisch Variation, Normal Defense | |
| Aug 1, 2024 | Ajay Karthikeyan | 1–0 | Ayushh Ravikumar | Round 6: Ajay Karthikeyan - Ayushh Ravikumar | Catalan Opening: Closed, Main Line | |
| Jul 31, 2024 | Ajay Karthikeyan | ½–½ | Anup Shankar R | Round 4: Ajay Karthikeyan - Anup Shankar R | Slav Defense: Breyer Variation | |
| Dec 24, 2023 | Ajay | 0–1 | Siddhanth | VELAMMAL HOSPITAL PRESENTS ATHENS OF THE EAST 3rd GRAND MASTER CHESS TOURNAMENT (Category-A) | ? | |
| Dec 23, 2023 | Shirodkar | 0–1 | Ajay | VELAMMAL HOSPITAL PRESENTS ATHENS OF THE EAST 3rd GRAND MASTER CHESS TOURNAMENT (Category-A) | Polish Defense | |
| Aug 24, 2023 | Xie | ½–½ | Ajay Karthikeyan | Abu Dhabi Festival | Masters | King's Indian Defense: Sämisch Variation, Bobotsov-Korchnoi-Petrosian Variation | |
| Aug 22, 2023 | Shiroghlan Talibov | 1–0 | Karthikeyan Ajay | Abu Dhabi Festival | Masters | Modern Defense: Two Knights Variation | |
| Aug 21, 2023 | Ajay Karthikeyan | 0–1 | Kobalia | Abu Dhabi Festival | Masters | Queen's Pawn Game: London System | |
| Aug 20, 2023 | Yakubboev | ½–½ | Ajay Karthikeyan | Abu Dhabi Festival | Masters | King's Indian Defense: Semi-Averbakh System | |
| Aug 19, 2023 | Ajay Karthikeyan | ½–½ | Vakhidov | Abu Dhabi Festival | Masters | Grünfeld Defense: Russian Variation | |
| Aug 18, 2023 | Aditya Varun Gampa | 0–1 | Ajay Karthikeyan | Abu Dhabi Festival | Masters | Trompowsky Attack | |
| Aug 17, 2023 | Ajay Karthikeyan | 1–0 | Nazari | Abu Dhabi Festival | Masters | ? | |
| Aug 16, 2023 | Vaz | 1–0 | Ajay Karthikeyan | Abu Dhabi Festival | Masters | ? | |
| Jan 8, 2023 | Cuenca Jimenez | ½–½ | Ajay Karthikeyan | Roquetas Open | Slav Defense: Exchange Variation, Symmetrical Line | |
| Jan 7, 2023 | Ajay Karthikeyan | ½–½ | Mikrut | Roquetas Open | Sicilian Defense: Nyezhmetdinov-Rossolimo Attack, Fianchetto Variation | |
| Jan 7, 2023 | Gamundi Salamanca | 0–1 | Ajay Karthikeyan | Roquetas Open | Sicilian Defense: Accelerated Dragon, Maróczy Bind | |
| Jan 6, 2023 | Alvarez Pedraza | ½–½ | Ajay Karthikeyan | Roquetas Open | Nimzo-Larsen Attack: Modern Variation | |
| Jan 5, 2023 | Ajay Karthikeyan | 1–0 | Merario Alarcon | Roquetas Open | Ruy Lopez: Berlin Defense, Rio Gambit Accepted | |
| Jan 5, 2023 | Munoz Avila | 0–1 | Ajay Karthikeyan | Roquetas Open | Queen's Pawn Game: Symmetrical Variation, Pseudo-Catalan | |
| Jan 4, 2023 | Ajay Karthikeyan | 1–0 | Perez Perez | Roquetas Open | Ruy Lopez: Morphy Defense, Modern Steinitz Defense | |
| Jan 4, 2023 | Bernado Lopez | ½–½ | Ajay Karthikeyan | Roquetas Open | Italian Game: Classical Variation, Giuoco Pianissimo | |
| Jan 3, 2023 | Ajay Karthikeyan | 1–0 | Buijs Martin | Roquetas Open | Sicilian Defense: Nyezhmetdinov-Rossolimo Attack, Fianchetto Variation, Gufeld Gambit | |
| Jun 21, 2022 | Ajay Karthikeyan | ½–½ | Murali Krishnan B T | 13th Chennai Open | French Defense: Rubinstein Variation, Fort Knox Variation | |
| Jun 21, 2022 | Ajay Karthikeyan | * | Murali Krishnan B T | 13th Chennai Open | ? | |
| Jun 20, 2022 | Ajay Karthikeyan | 1–0 | Tejaswini G | 13th Chennai Open | Sicilian Defense: Najdorf Variation, Freak Attack | |
| Jun 20, 2022 | Rohit S | 0–1 | Ajay Karthikeyan | 13th Chennai Open | Modern Defense: Standard Defense | |
| Jun 19, 2022 | Tarun K C | 0–1 | Ajay Karthikeyan | 13th Chennai Open | King's Indian Defense: Makogonov Variation | |
| Aug 29, 2021 | Kaczur | 0–1 | Ajay Karthikeyan | Vezerkepzo GM August | Sicilian Defense: Najdorf Variation | |
| Aug 28, 2021 | Ajay Karthikeyan | 1–0 | Kantsler | Vezerkepzo GM August | Sicilian Defense: French Variation | |
| Aug 27, 2021 | Ajay Krishna | 0–1 | Ajay Karthikeyan | Vezerkepzo GM August | Indian Defense: King's Indian Variation, Fianchetto Variation | |
| Aug 26, 2021 | Ajay Karthikeyan | ½–½ | Horvath | Vezerkepzo GM August | Sicilian Defense: French Variation | |
| Aug 25, 2021 | Ajay Karthikeyan | 1–0 | Stinka | Vezerkepzo GM August | Italian Game: Evans Gambit, Anderssen Variation, Cordel Line | |
| Aug 24, 2021 | Rathanvel | ½–½ | Ajay Karthikeyan | Vezerkepzo GM August | Sicilian Defense: Najdorf Variation, Adams Attack | |
| Aug 23, 2021 | Ajay Karthikeyan | ½–½ | Varga | Vezerkepzo GM August | Alekhine Defense: Modern Variation, Alburt Variation | |
| Aug 22, 2021 | Vantika Agrawal | ½–½ | Ajay Karthikeyan | Vezerkepzo GM August | King's Indian Defense: Averbakh Variation, Modern Defense | |
| Aug 21, 2021 | Ajay Karthikeyan | 1–0 | Lu | Vezerkepzo GM August | Sicilian Defense: O'Kelly Variation, Venice System | |
