| 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 | |
| Jan 3, 2024 | Raset Ziatdinov | 1–0 | Karthikeyan Ajay | Round 5: Raset Ziatdinov - Karthikeyan Ajay | Sicilian Defense: Hyperaccelerated Pterodactyl | |
| Jan 2, 2024 | Karthikeyan Ajay | 1–0 | S Haridev | Round 4: Karthikeyan Ajay - S Haridev | Zukertort Opening: Nimzo-Larsen Variation | |
| Jan 1, 2024 | Venkata Ruthvik Mummana | ½–½ | Karthikeyan Ajay | Round 3: Venkata Ruthvik Mummana - Karthikeyan Ajay | Alekhine Defense: Modern Variation, Alburt Variation | |
| Jan 1, 2024 | Karthikeyan Ajay | 1–0 | Rajesh Aarush | Round 2: Karthikeyan Ajay - Rajesh Aarush | Polish Opening: King's Indian Variation, Schiffler Attack | |
| 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 31, 2023 | Sundararam K Sanchith | 0–1 | Karthikeyan Ajay | Round 1: Sundararam K Sanchith - Karthikeyan Ajay | Scandinavian Defense: Classical 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 23, 2023 | Karthikeyan Ajay | ½–½ | Nikhil Dixit | Round 8: Karthikeyan Ajay - Nikhil Dixit | King's Indian Defense: Semi-Averbakh System | |
| 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 | ? | |
| Jul 24, 2023 | Mark Pavlov | ½–½ | Karthikeyan Ajay | Round 9: Mark Pavlov - Karthikeyan Ajay | King's Indian Defense: Fianchetto Variation, Uhlmann-Szabo System | |
| Jul 23, 2023 | Karthikeyan Ajay | ½–½ | Yueheng Jin | Round 8: Karthikeyan Ajay - Yueheng Jin | Queen's Gambit Declined: Charousek Variation | |
| Jul 22, 2023 | Maksim Chigaev | ½–½ | Karthikeyan Ajay | Round 7: Maksim Chigaev - Karthikeyan Ajay | Queen's Pawn Game: Symmetrical Variation | |
| Jul 21, 2023 | Karthikeyan Ajay | 1–0 | Erez Kupervaser | Round 6: Karthikeyan Ajay - Erez Kupervaser | Queen's Pawn Game: Accelerated London System | |
| Jul 20, 2023 | Cristobal Henriquez Villagra | 1–0 | Karthikeyan Ajay | Round 5: Cristobal Henriquez Villagra - Karthikeyan Ajay | London System | |
| Jul 19, 2023 | Karthikeyan Ajay | 1–0 | Dalvi Aakash Sharadchandra | Round 4: Karthikeyan Ajay - Dalvi Aakash Sharadchandra | Queen's Gambit Declined: Vienna Variation, Quiet Variation | |
| Jul 18, 2023 | Mateusz Paszewski | 0–1 | Karthikeyan Ajay | Round 3: Mateusz Paszewski - Karthikeyan Ajay | Sicilian Defense: Najdorf Variation, Adams Attack | |
| Jul 16, 2023 | Ramesh Avinash | ½–½ | Karthikeyan Ajay | Round 1: Ramesh Avinash - Karthikeyan Ajay | Sicilian Defense: Najdorf Variation | |
| Jul 15, 2023 | Shahin Valiyev | 0–1 | Karthikeyan Ajay | Round 9: Shahin Valiyev - Karthikeyan Ajay | Ruy Lopez: Morphy Defense, Neo-Arkhangelsk Variation | |
| Jul 14, 2023 | Karthikeyan Ajay | 1–0 | Mihajilo Ilijic | Round 8: Karthikeyan Ajay - Mihajilo Ilijic | Benko Gambit Accepted: Modern Variation | |
| Jul 13, 2023 | Amina Kairbekova | ½–½ | Karthikeyan Ajay | Round 7: Amina Kairbekova - Karthikeyan Ajay | Sicilian Defense: Scheveningen Variation, English Attack, with f3 | |
| Jul 12, 2023 | Karthikeyan Ajay | ½–½ | Dante M Beukes | Round 6: Karthikeyan Ajay - Dante M Beukes | Queen's Gambit Declined: Exchange Variation, Positional Variation | |
| Jul 11, 2023 | Yang Wu | ½–½ | Karthikeyan Ajay | Round 5: Yang Wu - Karthikeyan Ajay | Sicilian Defense: Najdorf Variation, Adams Attack | |
| Jul 8, 2023 | Karthikeyan Ajay | 0–1 | Singhania Vatsal | Round 2: Karthikeyan Ajay - Singhania Vatsal | Sicilian Defense: Moscow Variation | |
| Jul 7, 2023 | Aleksandar J Milosevic | 0–1 | Karthikeyan Ajay | Round 1: Aleksandar J Milosevic - Karthikeyan Ajay | Rapport-Jobava System | |
| Dec 30, 2022 | Karthikeyan Ajay | 0–1 | Jaime Valmana Canto | Round 9: Karthikeyan Ajay - Jaime Valmana Canto | French Defense: Steinitz Variation, Boleslavsky Variation | |
| Dec 30, 2022 | Rajat Makkar | ½–½ | Karthikeyan Ajay | Round 8: Rajat Makkar - Karthikeyan Ajay | Italian Game: Two Knights Defense | |
| Dec 29, 2022 | Alexis Cabrera | ½–½ | Karthikeyan Ajay | Round 7: Alexis Cabrera - Karthikeyan Ajay | Ruy Lopez: Morphy Defense, Neo-Arkhangelsk Variation | |
| Dec 29, 2022 | Karthikeyan Ajay | 0–1 | Alexandr Fier | Round 6: Karthikeyan Ajay - Alexandr Fier | Sicilian Defense: Richter-Rauzer Variation | |
| Dec 28, 2022 | Karthikeyan Ajay | 1–0 | Elizbar Ubilava | Round 5: Karthikeyan Ajay - Elizbar Ubilava | Caro-Kann Defense: Exchange Variation | |
| Dec 28, 2022 | Piotr Goluch | 0–1 | Karthikeyan Ajay | Round 4: Piotr Goluch - Karthikeyan Ajay | King's Indian Attack: Spassky Variation | |
| Dec 27, 2022 | Karthikeyan Ajay | 1–0 | Pablo Cayon Pelaez | Round 3: Karthikeyan Ajay - Pablo Cayon Pelaez | Queen's Gambit Declined: Queen's Knight Variation | |
| Dec 27, 2022 | Kulkarni Ojas | ½–½ | Karthikeyan Ajay | Round 2: Kulkarni Ojas - Karthikeyan Ajay | Modern Defense | |
| Dec 26, 2022 | Karthikeyan Ajay | 1–0 | Victor Salvador Buiza | Round 1: Karthikeyan Ajay - Victor Salvador Buiza | Ruy Lopez: Closed, Anti-Marshall | |
| Sep 28, 2022 | Levan Pantsulaia | ½–½ | Karthikeyan Ajay | Round 10: Levan Pantsulaia - Karthikeyan Ajay | King's Indian Attack: Symmetrical Defense | |
| Sep 27, 2022 | Boris Savchenko | ½–½ | Karthikeyan Ajay | Round 9: Boris Savchenko - Karthikeyan Ajay | King's Indian Defense: Semi-Averbakh System | |
| Sep 26, 2022 | Karthikeyan Ajay | ½–½ | Tsegmed Batchuluun | Round 8: Karthikeyan Ajay - Tsegmed Batchuluun | Italian Game: Giuoco Pianissimo, Normal | |
| Sep 25, 2022 | Chatterjee Koustav | 0–1 | Karthikeyan Ajay | Round 7: Chatterjee Koustav - Karthikeyan Ajay | Queen's Pawn Game: Modern Defense | |
| Sep 24, 2022 | Karthikeyan Ajay | ½–½ | Saha Neelash | Round 6: Karthikeyan Ajay - Saha Neelash | Caro-Kann Defense: Exchange Variation, Rubinstein Variation | |
| Sep 23, 2022 | Karthikeyan Ajay | 1–0 | Chatterjee Utsab | Round 5: Karthikeyan Ajay - Chatterjee Utsab | Sicilian Defense: Najdorf Variation | |
| Sep 22, 2022 | Ghosh Aronyak | 1–0 | Karthikeyan Ajay | Round 4: Ghosh Aronyak - Karthikeyan Ajay | English Opening: Anglo-Indian Defense, King's Indian Formation | |
| Sep 21, 2022 | Karthikeyan Ajay | 1–0 | Deshmukh Divya | Round 3: Karthikeyan Ajay - Deshmukh Divya | Petrov's Defense: Nimzowitsch Attack | |
| Jun 26, 2022 | Jimmy Jubin | ½–½ | Karthikeyan Ajay | Round 10: Jimmy Jubin - Karthikeyan Ajay | Indian Defense: King's Indian Variation, Fianchetto Variation | |
| Jun 25, 2022 | Karthikeyan Ajay | ½–½ | Krishnan P. Saravana | Round 9: Karthikeyan Ajay - Krishnan P. Saravana | Caro-Kann Defense: Two Knights Attack, Mindeno Variation, Exchange Line | |
| Jun 24, 2022 | Pr Hirthickkesh | ½–½ | Karthikeyan Ajay | Round 8: Pr Hirthickkesh - Karthikeyan Ajay | Nimzo-Larsen Attack: Modern Variation | |
| Jun 23, 2022 | Karthikeyan Ajay | ½–½ | Vahe Baghdasaryan | Round 7: Karthikeyan Ajay - Vahe Baghdasaryan | Sicilian Defense: Nyezhmetdinov-Rossolimo Attack | |
| Jun 22, 2022 | Karthikeyan Ajay | 1–0 | Arjun Tiwari | Round 6: Karthikeyan Ajay - Arjun Tiwari | Sicilian Defense: Alapin Variation | |
| Jun 22, 2022 | Harshit Pawar | ½–½ | Karthikeyan Ajay | Round 5: Harshit Pawar - Karthikeyan Ajay | Modern Defense: Two Knights Variation | |