| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 1. R Keller vs N Kumar |
| 0-1 | 24 | 2016 | World Cadets U12 | B12 Caro-Kann Defense |
| 2. N Kumar vs C Coca |
| ½-½ | 67 | 2016 | World Cadets U12 | E40 Nimzo-Indian, 4.e3 |
| 3. M Morgunov vs N Kumar |
| 0-1 | 48 | 2016 | World Cadets U12 | B10 Caro-Kann |
| 4. N Kumar vs Bharadwaj Dhanush |
| 1-0 | 39 | 2016 | World Cadets U12 | E86 King's Indian, Samisch, Orthodox, 7.Nge2 c6 |
| 5. T Tengis vs N Kumar |
| ½-½ | 46 | 2016 | World Cadets U12 | D00 Queen's Pawn Game |
| 6. N Kumar vs A Huang |
| 1-0 | 33 | 2016 | World Cadets U12 | D11 Queen's Gambit Declined Slav |
| 7. R Huang vs N Kumar |
| 0-1 | 47 | 2016 | World Cadets U12 | B10 Caro-Kann |
| 8. N Kumar vs E Ozenir |
| 1-0 | 33 | 2016 | World Cadets U12 | E44 Nimzo-Indian, Fischer Variation, 5.Ne2 |
| 9. N Kumar vs R Praggnanandhaa |
| 1-0 | 50 | 2016 | World Cadets U12 | D35 Queen's Gambit Declined |
| 10. A Hong vs N Kumar |
| 0-1 | 69 | 2016 | World Cadets U12 | B12 Caro-Kann Defense |
| 11. N Kumar vs S Avila Pavas |
| ½-½ | 58 | 2016 | World Cadets U12 | A57 Benko Gambit |
| 12. N Kumar vs T Gelashvili |
| 0-1 | 41 | 2016 | 26th North American Open | A50 Queen's Pawn Game |
| 13. J Zhou vs N Kumar |
| ½-½ | 71 | 2016 | 26th North American Open | D37 Queen's Gambit Declined |
| 14. A Zapata vs N Kumar |
| ½-½ | 67 | 2017 | PRO Chess League (Atlantic) | B13 Caro-Kann, Exchange |
| 15. K Gulamali vs N Kumar |
| 0-1 | 39 | 2017 | PRO Chess League (Atlantic) | A14 English |
| 16. N Kumar vs G Guseinov |
| ½-½ | 48 | 2017 | PRO Chess League (Atlantic) | E83 King's Indian, Samisch |
| 17. N Kumar vs C A Perdomo |
| 1-0 | 30 | 2017 | PRO Chess League (Atlantic) | D35 Queen's Gambit Declined |
| 18. O Barbosa vs N Kumar |
| 1-0 | 34 | 2017 | PRO Chess League (Atlantic) | D02 Queen's Pawn Game |
| 19. N Kumar vs Yudasin |
| ½-½ | 33 | 2017 | PRO Chess League (Atlantic) | E42 Nimzo-Indian, 4.e3 c5, 5.Ne2 (Rubinstein) |
| 20. N Kumar vs I Gil Biag |
| 1-0 | 38 | 2017 | PRO Chess League (Atlantic) | D11 Queen's Gambit Declined Slav |
| 21. M Paragua vs N Kumar |
| 0-1 | 45 | 2017 | PRO Chess League (Atlantic) | D00 Queen's Pawn Game |
| 22. N Kumar vs S Macagno |
| 0-1 | 33 | 2017 | PRO Chess League (Atlantic) | A55 Old Indian, Main line |
| 23. N Kumar vs F Peralta |
| 0-1 | 49 | 2017 | PRO Chess League (Atlantic) | D31 Queen's Gambit Declined |
| 24. R Hungaski vs N Kumar |
| 1-0 | 40 | 2017 | PRO Chess League (Atlantic) | B14 Caro-Kann, Panov-Botvinnik Attack |
| 25. M Leskovar vs N Kumar |
| 1-0 | 17 | 2017 | PRO Chess League (Atlantic) | D02 Queen's Pawn Game |
Kibitzing
