| Mar 7, 2024 | Vlachos | 1–0 | P. Karthikeyan | Round 8: Vlachos, Anatole - P. Karthikeyan | Sicilian Defense: French Variation, Westerinen Attack | |
| Mar 5, 2024 | P. Karthikeyan | 0–1 | Can | Round 5: P. Karthikeyan - Can, Emre | English Opening: King's English Variation, Two Knights Variation, Smyslov System | |
| Mar 4, 2024 | P. Karthikeyan | 0–1 | Tarhan | Round 3: P. Karthikeyan - Tarhan, Adar | Indian Defense: London System | |
| Mar 3, 2024 | P. Karthikeyan | 1–0 | Lodici | Round 2: P. Karthikeyan - Lodici, Lorenzo | Indian Defense: London System | |
| Dec 20, 2023 | P. Karthikeyan | ½–½ | Babu Nithin | Round 10: P. Karthikeyan - Babu Nithin | King's Indian Defense: Orthodox Variation | |
| Dec 19, 2023 | Kushal R Jani | 0–1 | P. Karthikeyan | Round 9: Kushal R Jani - P. Karthikeyan | Sicilian Defense: Delayed Alapin Variation, with e6 | |
| Dec 18, 2023 | P. Karthikeyan | 1–0 | Md. Reyan | Round 8: P. Karthikeyan - Md. Reyan | Sicilian Defense: Accelerated Dragon, Maróczy Bind | |
| Dec 17, 2023 | Choudary B Vishal | 0–1 | P. Karthikeyan | Round 7: Choudary B Vishal - P. Karthikeyan | Queen's Pawn Game: Chigorin Variation, Alburt Defense | |
| Dec 16, 2023 | P. Karthikeyan | ½–½ | Shivansh Tiwari | Round 6: P. Karthikeyan - Shivansh Tiwari | English Opening: Neo-Catalan | |
| Dec 16, 2023 | Ghosh Aronyak | 1–0 | P. Karthikeyan | Round 5: Ghosh Aronyak - P. Karthikeyan | King's Indian Attack: Double Fianchetto | |
| Dec 15, 2023 | P. Karthikeyan | 1–0 | Krishna G Ravi | Round 4: P. Karthikeyan - Krishna G Ravi | Slav Defense: Modern Line | |
| Dec 14, 2023 | Singhal Swastik | 0–1 | P. Karthikeyan | Round 3: Singhal Swastik - P. Karthikeyan | English Opening: King's English Variation, Four Knights Variation, Bradley Beach Variation | |
| Oct 1, 2023 | Venkataraman Karthik | 1–0 | P. Karthikeyan | Round 3: Venkataraman Karthik - P. Karthikeyan | Queen's Gambit Accepted: Bogoljubow Defense | |
| Jul 5, 2022 | Das Neelotpal | 0–1 | P. Karthikeyan | Round 10: Das Neelotpal - P. Karthikeyan | Italian Game: Two Knights Defense, Modern Bishop's Opening | |
| Jul 4, 2022 | P. Karthikeyan | * | Van Huy Nguyen | Round 9: P. Karthikeyan - Van Huy Nguyen | Caro-Kann Defense: Advance Variation | |
| Jul 3, 2022 | S. Nitin | ½–½ | P. Karthikeyan | Round 8: S. Nitin - P. Karthikeyan | Four Knights Game: Spanish Variation, Rubinstein Variation, Henneberger Variation | |
| Jul 2, 2022 | P. Karthikeyan | ½–½ | R.R. Laxman | Round 7: P. Karthikeyan - R.R. Laxman | Queen's Gambit Declined: Ragozin Defense, Alekhine Variation | |
| Jul 2, 2022 | Alexei Fedorov | ½–½ | P. Karthikeyan | Round 6: Alexei Fedorov - P. Karthikeyan | Sicilian Defense: Richter-Rauzer Variation | |
| Jul 1, 2022 | Kirill Stupak | ½–½ | P. Karthikeyan | Round 5: Kirill Stupak - P. Karthikeyan | Semi-Slav Defense | |
| Jun 30, 2022 | P. Karthikeyan | 1–0 | Tuan Minh Tran | Round 4: P. Karthikeyan - Tuan Minh Tran | Sicilian Defense: Najdorf Variation, Opocensky Variation | |
| Jun 29, 2022 | P. Karthikeyan | 1–0 | Krishna H Goutham | Round 3: P. Karthikeyan - Krishna H Goutham | Sicilian Defense: Moscow Variation | |
| Jun 26, 2022 | B Vignesh | 0–1 | P. Karthikeyan | Round 10: B Vignesh - P. Karthikeyan | Sicilian Defense: Kramnik Variation | |
| Jun 25, 2022 | P. Karthikeyan | 1–0 | S Bijoy Arpith | Round 9: P. Karthikeyan - S Bijoy Arpith | Caro-Kann Defense: Advance Variation, Botvinnik-Carls Defense | |
| Jun 24, 2022 | Arun Daakshin | 1–0 | P. Karthikeyan | Round 8: Arun Daakshin - P. Karthikeyan | Nimzo-Indian Defense | |
| Jun 23, 2022 | P. Karthikeyan | 1–0 | G Aakash | Round 7: P. Karthikeyan - G Aakash | French Defense: Advance Variation, Milner-Barry Gambit, Hector Variation | |
| Jun 22, 2022 | Goyal Daksh | ½–½ | P. Karthikeyan | Round 6: Goyal Daksh - P. Karthikeyan | English Opening: King's English Variation, Four Knights Variation, Quiet Line | |
| Jun 22, 2022 | P. Karthikeyan | 1–0 | P Santhana Prabu Ayyappan | Round 5: P. Karthikeyan - P Santhana Prabu Ayyappan | Sicilian Defense: Nyezhmetdinov-Rossolimo Attack, Fianchetto Variation | |
| Apr 30, 2022 | P. Karthikeyan | 0–1 | Diptayan Ghosh | Round 11: P. Karthikeyan - Diptayan Ghosh | Caro-Kann Defense: Advance Variation, Tal Variation | |
| Apr 30, 2022 | Shrivatri Anuj | ½–½ | P. Karthikeyan | Round 10: Shrivatri Anuj - P. Karthikeyan | Nimzo-Indian Defense: Kmoch Variation | |
| Apr 30, 2022 | P. Karthikeyan | 1–0 | Jha Sriram | Round 9: P. Karthikeyan - Jha Sriram | Czech Defense | |
| Apr 30, 2022 | Swaminathan Soumya | 0–1 | P. Karthikeyan | Round 8: Swaminathan Soumya - P. Karthikeyan | Ruy Lopez: Morphy Defense, Modern Steinitz Defense | |
| Apr 30, 2022 | P. Karthikeyan | 0–1 | Kalyan Arjun | Round 7: P. Karthikeyan - Kalyan Arjun | Italian Game: Classical Variation, Giuoco Pianissimo | |
| Apr 30, 2022 | Mohapatra Sidhant | 0–1 | P. Karthikeyan | Round 6: Mohapatra Sidhant - P. Karthikeyan | Italian Game: Classical Variation, Giuoco Pianissimo | |
| Apr 30, 2022 | Sharma Ayush | 0–1 | P. Karthikeyan | Round 5: Sharma Ayush - P. Karthikeyan | Ruy Lopez: Morphy Defense | |
| Apr 30, 2022 | P. Karthikeyan | 0–1 | Vedant Pimpalkhare | Round 3: P. Karthikeyan - Vedant Pimpalkhare | ? | |
| Apr 30, 2022 | Siddhant Gawai | 0–1 | P. Karthikeyan | Round 2: Siddhant Gawai - P. Karthikeyan | Ruy Lopez: Morphy Defense, Neo-Arkhangelsk Variation | |
| Apr 30, 2022 | P. Karthikeyan | 1–0 | M Giridharan | Round 1: P. Karthikeyan - M Giridharan | English Opening: Anglo-Indian Defense, Scandinavian Defense, Exchange Variation | |
| Apr 29, 2022 | Swaminathan Soumya | 1–0 | P. Karthikeyan | Round 8: Swaminathan Soumya - P. Karthikeyan | Caro-Kann Defense: Advance Variation | |
| Apr 28, 2022 | P. Karthikeyan | 0–1 | Chakkravarthy J. Deepan | Round 5: P. Karthikeyan - Chakkravarthy J. Deepan | Queen's Gambit Accepted: Classical Defense, Main Line | |
| Apr 28, 2022 | P. Karthikeyan | 1–0 | Shrivatri Anuj | Round 4: P. Karthikeyan - Shrivatri Anuj | Sicilian Defense: Kan Variation, Polugaevsky Variation | |
| Apr 27, 2022 | Nikhil Dixit | ½–½ | P. Karthikeyan | Round 3: Nikhil Dixit - P. Karthikeyan | Sicilian Defense: Moscow Variation, Main Line | |
| Apr 27, 2022 | P. Karthikeyan | 1–0 | Atharva Madkar | Round 2: P. Karthikeyan - Atharva Madkar | Italian Game: Two Knights Defense, Modern Bishop's Opening | |
| Apr 27, 2022 | Swami Harshvardhan | 0–1 | P. Karthikeyan | Round 1: Swami Harshvardhan - P. Karthikeyan | Sicilian Defense: French Variation | |
| Apr 6, 2022 | P. Karthikeyan | 0–1 | K. Ratnakaran | Round 9: P. Karthikeyan - K. Ratnakaran | Benoni Defense: Old Benoni | |
| Apr 5, 2022 | K Priyanka | 0–1 | P. Karthikeyan | Round 8: K Priyanka - P. Karthikeyan | Caro-Kann Defense: Two Knights Attack, Mindeno Variation, Exchange Line | |
| Mar 8, 2022 | P. Karthikeyan | ½–½ | Emil Mirzoev | Round 9: P. Karthikeyan - Emil Mirzoev | Queen's Gambit Declined: Janowski Variation | |
| Mar 7, 2022 | Gerhard Lorscheid | * | P. Karthikeyan | Round 8: Gerhard Lorscheid - P. Karthikeyan | ? | |
| Mar 6, 2022 | Evan Park | * | P. Karthikeyan | Round 7: Evan Park - P. Karthikeyan | ? | |
| Mar 5, 2022 | P. Karthikeyan | 0–1 | Baadur Jobava | Round 6: P. Karthikeyan - Baadur Jobava | Slav Defense: Czech Variation, Krause Attack | |
| Mar 5, 2022 | P. Karthikeyan | * | Angelo Damia | Round 5: P. Karthikeyan - Angelo Damia | ? | |
| Mar 4, 2022 | Matej Sebenik | 1–0 | P. Karthikeyan | Round 4: Matej Sebenik - P. Karthikeyan | Queen's Pawn Game: Colle System | |
| Mar 3, 2022 | P. Karthikeyan | * | Tobias Kuegel | Round 3: P. Karthikeyan - Tobias Kuegel | ? | |
| Mar 2, 2022 | Anthony Atanasov | * | P. Karthikeyan | Round 2: Anthony Atanasov - P. Karthikeyan | ? | |
| Mar 1, 2022 | P. Karthikeyan | * | Yasin Chennaoui | Round 1: P. Karthikeyan - Yasin Chennaoui | ? | |
| Oct 27, 2021 | P. Karthikeyan | ½–½ | Das Debashis | Round 9: P. Karthikeyan - Das Debashis | French Defense: Burn Variation | |
| Oct 26, 2021 | Ghosh Aronyak | 1–0 | P. Karthikeyan | Round 8: Ghosh Aronyak - P. Karthikeyan | English Opening: King's English Variation, Four Knights Variation, Quiet Line | |
| Oct 25, 2021 | P. Karthikeyan | 1–0 | Mukherjee Arpita | Round 7: P. Karthikeyan - Mukherjee Arpita | Benko Gambit Accepted: Modern Variation | |
| Oct 24, 2021 | Guha Mitrabha | 1–0 | P. Karthikeyan | Round 6: Guha Mitrabha - P. Karthikeyan | Neo-Grünfeld Defense: Exchange Variation | |
| Oct 23, 2021 | P. Karthikeyan | ½–½ | Vugar Rasulov | Round 5: P. Karthikeyan - Vugar Rasulov | Nimzo-Indian Defense: Classical Variation, Vitolins-Adorjan Gambit | |
| Oct 22, 2021 | Afzal Hossain Sacchu | 0–1 | P. Karthikeyan | Round 4: Afzal Hossain Sacchu - P. Karthikeyan | Queen's Pawn Game: Symmetrical Variation, Pseudo-Catalan | |