| May 23, 2026 | Siddharth Singh | 0–1 | Matviishen | Round 5: Siddharth Singh - Matviishen, Viktor | Trompowsky Attack | |
| May 23, 2026 | Harsha Bharathakoti | ½–½ | Siddharth Singh | Round 4: Harsha Bharathakoti - Siddharth Singh | Semi-Slav Defense: Normal Variation | |
| May 22, 2026 | Siddharth Singh | ½–½ | Petrosian | Round 3: Siddharth Singh - Petrosian, Tigran L. | Modern Defense: Standard Defense | |
| Dec 30, 2025 | Rozen | 1–0 | Siddharth Singh | Round 8: Rozen, Eytan - Siddharth Singh | Queen's Pawn Game: Symmetrical Variation, Pseudo-Catalan | |
| Dec 29, 2025 | Siddharth Singh | ½–½ | Lamaze | Round 7: Siddharth Singh - Lamaze, Simon | Sicilian Defense: Alapin Variation, Barmen Defense | |
| Dec 27, 2025 | Abdisalimov | 1–0 | Siddharth Singh | Round 2: Abdisalimov, Abdimalik - Siddharth Singh | Sicilian Defense: Moscow Variation | |
| May 5, 2024 | Pierrot | 0–1 | Siddharth Singh | Round 5: Pierrot, Facundo - Siddharth Singh | Nimzo-Indian Defense: Classical Variation, Milner-Barry Variation | |
| May 4, 2024 | Siddharth Singh | 0–1 | Wan | Round 2: Siddharth Singh - Wan, Joseph | French Defense: Advance Variation, Euwe Variation | |
| May 4, 2024 | Alex Barnett | 0–1 | Siddharth Singh | Round 1: Alex Barnett - Siddharth Singh | Sicilian Defense: Najdorf Variation, Adams Attack | |
| Dec 23, 2023 | Advaith Vijayakumar | ½–½ | Siddharth Singh | Round 9: Advaith Vijayakumar - Siddharth Singh | Nimzo-Indian Defense: Normal Variation | |
| Dec 22, 2023 | Siddharth Singh | ½–½ | Leo Lin | Round 8: Siddharth Singh - Leo Lin | Sicilian Defense: Closed, Traditional | |
| Dec 21, 2023 | Siddharth Singh | ½–½ | Eric Qian | Round 6: Siddharth Singh - Eric Qian | Ruy Lopez: Berlin Defense, Rio Gambit Accepted | |
| Dec 21, 2023 | Pedro Espinosa | 1–0 | Siddharth Singh | Round 5: Pedro Espinosa - Siddharth Singh | Bogo-Indian Defense: Wade-Smyslov Variation | |
| Dec 19, 2023 | Siddharth Singh | * | Thomas Kung | Round 2: Siddharth Singh - Thomas Kung | French Defense: Advance Variation, Euwe Variation | |
| Oct 15, 2023 | Yesun Lee | 0–1 | Siddharth Singh | Round 5: Yesun Lee - Siddharth Singh | Nimzo-Indian Defense: Three Knights Variation | |
| Oct 15, 2023 | Siddharth Singh | ½–½ | Daniel Mieles | Round 4: Siddharth Singh - Daniel Mieles | Sicilian Defense: Accelerated Dragon, Maróczy Bind | |
| Oct 14, 2023 | Luke Widjaja | 1–0 | Siddharth Singh | Round 2: Luke Widjaja - Siddharth Singh | French Defense: Advance Variation, Euwe Variation | |
| Sep 17, 2023 | Siddharth Singh | * | Yashas Patil | Round 5: Siddharth Singh - Yashas Patil | Sicilian Defense: Najdorf Variation, English Attack, Anti-English | |
| Sep 17, 2023 | Theodore Biyiasas | 0–1 | Siddharth Singh | Round 4: Theodore Biyiasas - Siddharth Singh | Nimzo-Indian Defense: Classical Variation, Milner-Barry Variation | |
| Sep 16, 2023 | Siddharth Singh | 0–1 | Ethan Guo | Round 1: Siddharth Singh - Ethan Guo | Sicilian Defense: Najdorf Variation, Adams Attack | |
| Aug 3, 2023 | Bryce Tiglon | 1–0 | Siddharth Singh | Round 4: Bryce Tiglon - Siddharth Singh | French Defense: Tarrasch Variation, Closed Variation, Main Line | |
| Jun 25, 2023 | Maximillian Lu | * | Siddharth Singh | 16th Annual Philadelphia International International | ? | |