| 23 jul 2026 | Siva Kumar, Nirish Kumar 2220 | Xie, Jiaxiang 2355 | 0-1 | B98 Defensa Siciliana: Najdorf Variation, Browne Variation | 28th Asian Youth Chess Championships 2026 | Classical | B18 | 40 | Ver |
| 19 jul 2026 | Siva Kumar, Nirish Kumar 2220 | Arca, Christian Gian Karlo 2385 | 0-1 | B12 Defensa Caro-Kann: Advance Variation, Van der Wiel Attack | 28th Asian Youth Chess Championships 2026 | Classical | B18 | 29 | Ver |
| 25 jun 2026 | Siva Kumar, Nirish Kumar 2224 | Valpas, Jami 2111 | ½-½ | A04 Apertura Zukertort: Sicilian Invitation | FIDE World Youth Chess Championships 2026 | O18 | 115 | Ver |
| 24 jun 2026 | Siva Kumar, Nirish Kumar 2224 | Fuertler, Oliver 2141 | 1-0 | C48 Apertura de los Cuatro Caballos: Spanish Variation, Rubinstein Variation, Henneberger Variation | FIDE World Youth Chess Championships 2026 | O18 | 73 | Ver |
| 23 jun 2026 | Medhus, Vitus Bondo 2398 | Siva Kumar, Nirish Kumar 2224 | 1-0 | B77 Defensa Siciliana: Dragon Variation, Yugoslav Attack, Main Line | World Youth Chess Championship 2026 U18 Open | 58 | Ver |
| 22 jun 2026 | Nainys, Zanas 2321 | Siva Kumar, Nirish Kumar 2224 | 1-0 | E90 Defensa India de Rey: Normal Variation, Rare Defenses | FIDE World Youth Chess Championships 2026 | O18 | 40 | Ver |
| 20 jun 2026 | Siva Kumar, Nirish Kumar 2224 | Zieba, Hubert 2315 | ½-½ | B45 Defensa Siciliana: Four Knights Variation, Exchange Variation | FIDE World Youth Chess Championships 2026 | O18 | 47 | Ver |
| 19 jun 2026 | Siva Kumar, Nirish Kumar 2224 | Hagner, Bennet 2445 | 0-1 | B96 Defensa Siciliana: Najdorf Variation | FIDE World Youth Chess Championships 2026 | O18 | 87 | Ver |
| 18 jun 2026 | Petukhov, Alan 2308 | Siva Kumar, Nirish Kumar 2224 | 0-1 | E68 Defensa India de Rey: Fianchetto Variation, Classical Variation | FIDE World Youth Chess Championships 2026 | O18 | 36 | Ver |
| 16 jun 2026 | Torfoss, Sivert Schanche 2328 | Siva Kumar, Nirish Kumar 2224 | 1-0 | A15 Apertura Inglesa: Anglo-Indian Defense | FIDE World Youth Chess Championships 2026 | O18 | 71 | Ver |
| 25 may 2026 | Deepan Chakkravarthy J. 2404 | Siva Kumar, Nirish Kumar 2185 | 1-0 | B20 Defensa Siciliana | Commonwealth Chess Championship 2026 | Open | 29 | Ver |
| 24 may 2026 | Liyanage, Ranindu Dilshan 2429 | Siva Kumar, Nirish Kumar 2185 | 1-0 | B40 Defensa Siciliana: French Variation | Commonwealth Chess Championship 2026 | Open | 40 | Ver |
| 23 may 2026 | Siva Kumar, Nirish Kumar 2185 | Srihari L R 2452 | 1-0 | B13 Defensa Caro-Kann: Exchange Variation | Commonwealth Chess Championship 2026 | Open | 35 | Ver |
| 20 may 2026 | Venkatesh, M.R. 2344 | Siva Kumar, Nirish Kumar 2185 | 1-0 | B23 Defensa Siciliana: Closed, Traditional | Commonwealth Chess Championship 2026 | Open | 77 | Ver |
| 20 may 2026 | Siva Kumar, Nirish Kumar 2185 | Reyan Md. 2184 | ½-½ | C11 Defensa Francesa: Classical Variation, Shirov-Anand Variation | Commonwealth Chess Championship 2026 | Youth | 10 | Ver |
| 19 may 2026 | Siva Kumar, Nirish Kumar 2185 | Shyaam Nikhil P 2446 | 1-0 | B94 Defensa Siciliana: Najdorf Variation | Commonwealth Chess Championship 2026 | Open | 61 | Ver |
| 18 may 2026 | Siva Kumar, Nirish Kumar 2185 | Nandish V S 2293 | ½-½ | C48 Apertura de los Cuatro Caballos: Spanish Variation, Rubinstein Variation, Henneberger Variation | Commonwealth Chess Championship 2026 | Youth | 46 | Ver |
| 18 may 2026 | Saksham Wadhwa 2174 | Siva Kumar, Nirish Kumar 2185 | ½-½ | B38 Defensa Siciliana: Accelerated Dragon, Maróczy Bind | Commonwealth Chess Championship 2026 | Youth | 12 | Ver |
| 16 abr 2026 | Danylenko, Dmytro 2396 | Siva Kumar, Nirish Kumar 2214 | 1-0 | D41 Gambito de Dama rehusado: Semi-Tarrasch Defense | 23rd Bangkok Chess Club Open 2026 | 52 | Ver |
| 14 abr 2026 | Zhao, Zong-Yuan 2432 | Siva Kumar, Nirish Kumar 2213 | 1-0 | E71 Defensa India de Rey: Karpov System | new tournament description | 48 | Ver |