| Oct 19, 2025 | Mrithyunjay Mahadevan | ½–½ | Palencia Morales | 32nd Tamil Nadu IM Norm Closed Circuit Chess Tournament - Chennai | Zukertort Opening: Sicilian Invitation | |
| Oct 18, 2025 | Siddhanth Poonja | 1–0 | Mrithyunjay Mahadevan | 32nd Tamil Nadu IM Norm Closed Circuit Chess Tournament - Chennai | Caro-Kann Defense: Panov Attack, Modern Defense | |
| Oct 17, 2025 | Mrithyunjay Mahadevan | 1–0 | Aakash G | 32nd Tamil Nadu IM Norm Closed Circuit Chess Tournament - Chennai | French Defense: Tarrasch Variation, Open System, Euwe-Keres Line | |
| Oct 16, 2025 | Jinan Jomon | 1–0 | Mrithyunjay Mahadevan | 32nd Tamil Nadu IM Norm Closed Circuit Chess Tournament - Chennai | Ruy Lopez: Berlin Defense | |
| Oct 15, 2025 | Mrithyunjay Mahadevan | 0–1 | Ashwin Sairam | 32nd Tamil Nadu IM Norm Closed Circuit Chess Tournament - Chennai | Indian Defense | |
| Oct 14, 2025 | Otero Acosta | 1–0 | Mrithyunjay Mahadevan | 32nd Tamil Nadu IM Norm Closed Circuit Chess Tournament - Chennai | Queen's Gambit Accepted: Furman Variation | |
| Oct 14, 2025 | Mrithyunjay Mahadevan | ½–½ | Oblitas | 32nd Tamil Nadu IM Norm Closed Circuit Chess Tournament - Chennai | Sicilian Defense: Chekhover Variation | |
| Oct 13, 2025 | Claverie | ½–½ | Mrithyunjay Mahadevan | 32nd Tamil Nadu IM Norm Closed Circuit Chess Tournament - Chennai | Zukertort Opening | |
| Oct 10, 2025 | Podolchenko | ½–½ | Mrithyunjay Mahadevan | 32nd Tamil Nadu IM Norm Closed Circuit Chess Tournament - Chennai | Queen's Gambit Accepted: Furman Variation | |
| Mar 29, 2025 | Mrithyunjay Mahadevan | 1–0 | Karacsonyi | SixDays Budapest March 2025 IM A | Sicilian Defense: O'Kelly Variation, Maróczy Bind, Geller Line | |
| Mar 28, 2025 | Kustar | ½–½ | Mrithyunjay Mahadevan | SixDays Budapest March 2025 IM A | King's Indian Attack: Symmetrical Defense | |
| Mar 28, 2025 | Ilincic | ½–½ | Mrithyunjay Mahadevan | SixDays Budapest March 2025 IM A | King's Indian Defense: Fianchetto Variation, Uhlmann-Szabo System | |
| Mar 27, 2025 | Mrithyunjay Mahadevan | 1–0 | Cu | SixDays Budapest March 2025 IM A | Slav Defense: Soultanbeieff Variation | |
| Mar 26, 2025 | Mrithyunjay Mahadevan | ½–½ | Md Imran | SixDays Budapest March 2025 IM A | Sicilian Defense: Nyezhmetdinov-Rossolimo Attack | |
| Mar 26, 2025 | Nakahara | 1–0 | Mrithyunjay Mahadevan | SixDays Budapest March 2025 IM A | Ruy Lopez: Berlin Defense, Rio Gambit Accepted | |
| Mar 25, 2025 | Mrithyunjay Mahadevan | 0–1 | Li | SixDays Budapest March 2025 IM A | Sicilian Defense: Chekhover Variation | |
| Mar 25, 2025 | Singh | 1–0 | Mrithyunjay Mahadevan | SixDays Budapest March 2025 IM A | Italian Game: Two Knights Defense, Modern Bishop's Opening | |
| Mar 24, 2025 | Heimisson | 1–0 | Mrithyunjay Mahadevan | SixDays Budapest March 2025 IM A | Zukertort Opening | |
| Mar 22, 2025 | Venkatesh | 1–0 | Mrithyunjay Mahadevan | OneWeek IM-B | Slav Defense: Quiet Variation | |
| Mar 21, 2025 | Mrithyunjay Mahadevan | ½–½ | Turcsanyi | OneWeek IM-B | Zukertort Opening: Nimzo-Larsen Variation | |
| Mar 21, 2025 | Jing | ½–½ | Mrithyunjay Mahadevan | OneWeek IM-B | English Defense | |
| Mar 20, 2025 | Mrithyunjay Mahadevan | 1–0 | Varga | OneWeek IM-B | Scandinavian Defense: Gubinsky-Melts Defense | |
| Mar 19, 2025 | Mrithyunjay Mahadevan | ½–½ | Luebke | OneWeek IM-B | Sicilian Defense: Hyperaccelerated Dragon | |
| Mar 19, 2025 | Kustar | ½–½ | Mrithyunjay Mahadevan | OneWeek IM-B | Queen's Gambit Declined: Vienna Variation, Quiet Variation | |
| Mar 18, 2025 | Mrithyunjay Mahadevan | ½–½ | Pribelszky | OneWeek IM-B | Zukertort Opening: Nimzo-Larsen Variation | |
| Mar 18, 2025 | Ongut | 1–0 | Mrithyunjay Mahadevan | OneWeek IM-B | English Opening: Symmetrical Variation | |
| Mar 17, 2025 | Mrithyunjay Mahadevan | 1–0 | Shah | OneWeek IM-B | Benko Gambit Accepted: Fully Accepted Variation | |
| Jan 4, 2025 | Sarveshwaran V | 1–0 | Mrithyunjay Mahadevan | 15th Chennai Open GM Event 2024 | Ruy Lopez: Classical Variation, Modern Main Line | |
| Jan 3, 2025 | Mrithyunjay Mahadevan | 0–1 | Kolla Bhaavan | 15th Chennai Open GM Event 2024 | Zukertort Opening | |
| Dec 26, 2024 | Mrithyunjay Mahadevan | 0–1 | Nithin Babu | Athens of the East 4th International Grand Master Open Chess Tournament-2024 CATEGORY A | Ruy Lopez: Morphy Defense, Steinitz Deferred | |
| Jul 24, 2024 | Mrithyunjay Mahadevan | 0–1 | Ghosh | Round 2: Mrithyunjay Mahadevan - Ghosh, Diptayan | Nimzo-Larsen Attack: Classical Variation | |
| Jul 23, 2024 | Mrithyunjay Mahadevan | 0–1 | Abhinav Raj | Round 11: Mrithyunjay Mahadevan - Abhinav Raj | Sicilian Defense: Nyezhmetdinov-Rossolimo Attack | |
| Jul 22, 2024 | Vignesh Advaith Vemula | ½–½ | Mrithyunjay Mahadevan | Round 10: Vignesh Advaith Vemula - Mrithyunjay Mahadevan | Caro-Kann Defense: Two Knights Attack | |
| Jul 21, 2024 | Mrithyunjay Mahadevan | ½–½ | Koustuv Dash | Round 9: Mrithyunjay Mahadevan - Koustuv Dash | English Opening: Caro-Kann Defensive System | |
| Jul 20, 2024 | Shubh Kapur | 0–1 | Mrithyunjay Mahadevan | Round 8: Shubh Kapur - Mrithyunjay Mahadevan | Queen's Gambit Accepted: Central Variation, Greco Variation | |
| Jul 19, 2024 | Mrithyunjay Mahadevan | 1–0 | Chaudhari | Round 7: Mrithyunjay Mahadevan - Chaudhari, Ashish | Zukertort Opening: Nimzo-Larsen Variation | |
| Jul 18, 2024 | Alluri Bhaskara Ratna Shanmukha Reddy | ½–½ | Mrithyunjay Mahadevan | Round 6: Alluri Bhaskara Ratna Shanmukha Reddy - Mrithyunjay Mahadevan | Ruy Lopez: Exchange Variation, Gligoric Variation | |
| Jun 13, 2024 | Mrithyunjay Mahadevan | 1–0 | Mukund Hemant Agarwal | FIDE World Junior Chess Championship 2024 Open | Sicilian Defense: Prins Variation | |
| Jun 12, 2024 | Alekhya Mukhopadhyay | ½–½ | Mrithyunjay Mahadevan | FIDE World Junior Chess Championship 2024 Open | Queen's Pawn Game: Levitsky Attack | |
| Jun 11, 2024 | Lopez Rayo | 1–0 | Mrithyunjay Mahadevan | FIDE World Junior Chess Championship 2024 Open | Ruy Lopez: Berlin Defense | |
| Jun 10, 2024 | Mrithyunjay Mahadevan | 1–0 | Bharadia Yash | FIDE World Junior Chess Championship 2024 Open | Sicilian Defense: French Variation | |
| Jun 7, 2024 | Mrithyunjay Mahadevan | 0–1 | Bodrogi | FIDE World Junior Chess Championship 2024 Open | Nimzo-Larsen Attack: Classical Variation | |
| Jun 6, 2024 | Rybka | 1–0 | Mrithyunjay Mahadevan | FIDE World Junior Chess Championship 2024 Open | Scotch Game: Tartakower Variation | |
| Jun 5, 2024 | Mrithyunjay Mahadevan | 1–0 | Fecker | FIDE World Junior Chess Championship 2024 Open | Nimzo-Larsen Attack: Classical Variation | |
| Mar 30, 2024 | Narayanan | 1–0 | Mrithyunjay Mahadevan | 6th SHAASTRA Rapid FIDE Rated Chess Tournament 2024 - IIT Madras | Neo-Grünfeld Defense: Classical Variation, Original Defense | |
| Mar 30, 2024 | Mrithyunjay Mahadevan | 1–0 | Karthik Rajaa | 6th SHAASTRA Rapid FIDE Rated Chess Tournament 2024 - Chennai, India | English Opening: Symmetrical Variation, Ultra-Symmetrical Variation | |
| Feb 4, 2024 | Bivor | ½–½ | Mrithyunjay | 48th National Subjunior Under 15 Boys | English Opening: Symmetrical Variation, Three Knights, Fianchetto Variation | |
| Jan 3, 2024 | Mrithyunjay | 1–0 | Anirudh | 48th National Subjunior Under 15 Boys | French Defense: Classical Variation, Steinitz Variation | |
| Aug 4, 2024 | Mrithyunjay Mahadevan | 1–0 | Kulasekara | Round 10: Mrithyunjay Mahadevan - Kulasekara, D M T Kashyapa | Sicilian Defense: Prins Variation | |
| Aug 3, 2024 | Neelash Saha | ½–½ | Mrithyunjay Mahadevan | Round 9: Neelash Saha - Mrithyunjay Mahadevan | Queen's Gambit Accepted: Central Variation, Greco Variation | |
| Aug 2, 2024 | De Silva | ½–½ | Mrithyunjay Mahadevan | Round 7: De Silva, Elath Mathanga - Mrithyunjay Mahadevan | Catalan Opening: Open Defense | |
| Dec 31, 2023 | Mrithyunjay | 1–0 | Challa | 48th National Subjunior Under 15 Boys | Sicilian Defense: Nyezhmetdinov-Rossolimo Attack | |
| Dec 31, 2023 | Madhvendra | 1–0 | Mrithyunjay | 48th National Subjunior Under 15 Open | Sicilian Defense: Godiva Variation | |
| Dec 30, 2023 | Sureka | 1–0 | Mrithyunjay | 48th National Subjunior Under 15 Boys | Nimzo-Larsen Attack: Modern Variation | |
| Dec 29, 2023 | Mrithyunjay | 1–0 | Nalinakhya | 48th National Subjunior Under 15 Boys | English Opening: King's English Variation | |
| Dec 28, 2023 | Mrithyunjay | 1–0 | Vandan | 48th National Subjunior Under 15 Boys | English Opening: Agincourt Defense, Catalan Defense Accepted | |
| Dec 28, 2023 | Agnivo | ½–½ | Mrithyunjay | 48th National Subjunior Under 15 Boys | Sicilian Defense: Lasker-Pelikan Variation, Sveshnikov Variation, Novosibirsk Variation | |
| Dec 27, 2023 | Vaz | 0–1 | Mrithyunjay | 48th National Subjunior Under 15 Boys | Sicilian Defense: Alapin Variation | |
| Jun 20, 2022 | Mrithyunjay Mahadevan | * | Rupesh Reddy Y | 13th Chennai Open | ? | |
| Jun 20, 2022 | Savchenko | 1–0 | Mrithyunjay Mahadevan | 13th Chennai Open | Sicilian Defense: Moscow Variation | |
| Jun 19, 2022 | Abijith S | 0–1 | Mrithyunjay Mahadevan | 13th Chennai Open | ? | |
| Dec 13, 2021 | Kollars | 1–0 | Mrithyunjay Mahadevan | Sunway Sitges | Sicilian Defense: Closed | |