| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 1. O Bewersdorff vs N Kumar |
| 1-0 | 25 | 2018 | Reykjavik Open | E67 King's Indian, Fianchetto |
| 2. N Kumar vs B Steinthorsson |
| 1-0 | 22 | 2018 | Reykjavik Open | C53 Giuoco Piano |
| 3. J K Thorgeirsson vs N Kumar |
| 1-0 | 39 | 2018 | Reykjavik Open | B24 Sicilian, Closed |
| 4. N Kumar vs A Heidarsson |
| 0-1 | 33 | 2018 | Reykjavik Open | B90 Sicilian, Najdorf |
| 5. N Kumar vs Hreinn Hrafnsson |
| 1-0 | 64 | 2018 | Reykjavik Open | B46 Sicilian, Taimanov Variation |
| 6. I Vignisson vs N Kumar |
| 1-0 | 59 | 2018 | Reykjavik Open | B90 Sicilian, Najdorf |
| 7. N Kumar vs J Peoples |
| 1-0 | 32 | 2018 | Reykjavik Open | C53 Giuoco Piano |
| 8. Jacob Flynn vs N Kumar |
| 0-1 | 26 | 2018 | Reykjavik Open | A48 King's Indian |
| 9. E Chambers vs N Kumar |
| ½-½ | 42 | 2019 | Bay Area International Open | B90 Sicilian, Najdorf |
| 10. K Kiewra vs N Kumar |
| 1-0 | 28 | 2019 | Bay Area International Open | A45 Queen's Pawn Game |
| 11. N Kumar vs Macieja |
| 0-1 | 47 | 2019 | Bay Area International Open | B48 Sicilian, Taimanov Variation |
| 12. N Kumar vs J L Watson |
| ½-½ | 21 | 2019 | Bay Area International Open | C07 French, Tarrasch |
| 13. N Kumar vs E Harazinska |
| 1-0 | 17 | 2019 | Bay Area International Open | B54 Sicilian |
| 14. N Kumar vs N Kumar |
| 1-0 | 36 | 2019 | Bay Area International Open | A01 Nimzovich-Larsen Attack |
| 15. D O'Connor vs N Kumar |
| 1-0 | 67 | 2019 | Bay Area International Open | E46 Nimzo-Indian |
| 16. N Kumar vs D Mackenzie |
| ½-½ | 60 | 2019 | Bay Area International Open | C55 Two Knights Defense |
| 17. P Murthy vs N Kumar |
| 1-0 | 42 | 2019 | Foxwoods op 13th | E26 Nimzo-Indian, Samisch |
| 18. I Farago vs N Kumar |
| ½-½ | 31 | 2019 | FSIM August | E17 Queen's Indian |
| 19. N Zwirs vs N Kumar |
| 1-0 | 41 | 2019 | Groningen Open | C53 Giuoco Piano |
| 20. N Kumar vs S van Dael |
| 0-1 | 79 | 2019 | Groningen Open | B33 Sicilian |
| 21. E van Baar vs N Kumar |
| 1-0 | 46 | 2019 | Groningen Open | C84 Ruy Lopez, Closed |
| 22. N Kumar vs N Pienabarca |
| 1-0 | 37 | 2019 | Groningen Open | C11 French |
| 23. J Boersma vs N Kumar |
| ½-½ | 24 | 2019 | Groningen Open | C48 Four Knights |
| 24. N Kumar vs Z Woong |
| 0-1 | 46 | 2019 | Groningen Open | B32 Sicilian |
| 25. G van Hoorn vs N Kumar |
| ½-½ | 84 | 2019 | Groningen Open | C45 Scotch Game |
Kibitzing
