| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 1. M Katkov vs A Du Plessis |
| 1-0 | 73 | 2019 | World Junior Championship (Girls) | B22 Sicilian, Alapin |
| 2. Y Li vs M Katkov |
| 0-1 | 80 | 2019 | World Junior Championship (Girls) | E21 Nimzo-Indian, Three Knights |
| 3. M Katkov vs N Salimova |
| 1-0 | 50 | 2019 | World Junior Championship (Girls) | B08 Pirc, Classical |
| 4. B Altantuya vs M Katkov |
| 1-0 | 31 | 2019 | World Junior Championship (Girls) | E16 Queen's Indian |
| 5. M Katkov vs E Solozhenkina |
| 0-1 | 48 | 2019 | World Junior Championship (Girls) | B22 Sicilian, Alapin |
| 6. V Agrawal vs M Katkov |
| 1-0 | 50 | 2019 | World Junior Championship (Girls) | A04 Reti Opening |
| 7. M Katkov vs D Mirza |
| 1-0 | 42 | 2019 | World Junior Championship (Girls) | B25 Sicilian, Closed |
| 8. O Kiolbasa vs M Katkov |
| 1-0 | 55 | 2019 | World Junior Championship (Girls) | E15 Queen's Indian |
| 9. M Katkov vs R Srimathi |
| 1-0 | 41 | 2019 | World Junior Championship (Girls) | B25 Sicilian, Closed |
| 10. M Potapova vs M Katkov |
| 0-1 | 54 | 2019 | World Junior Championship (Girls) | E15 Queen's Indian |
| 11. M Katkov vs A Mukherjee |
| 1-0 | 35 | 2019 | World Junior Championship (Girls) | B22 Sicilian, Alapin |
| 12. R Golsta vs M Katkov |
| ½-½ | 34 | 2020 | FIDE Online Olympiad | A46 Queen's Pawn Game |
| 13. M Katkov vs C Polterauer |
| 0-1 | 36 | 2020 | FIDE Online Olympiad | C53 Giuoco Piano |
| 14. M Katkov vs A Mihailova |
| 0-1 | 44 | 2020 | FIDE Online Olympiad | B22 Sicilian, Alapin |
| 15. Araya Prommuang vs M Katkov |
| 0-1 | 38 | 2020 | FIDE Online Olympiad | E20 Nimzo-Indian |
| 16. M Lehaci vs M Katkov |
| 1-0 | 51 | 2020 | FIDE Online Olympiad | C77 Ruy Lopez |
| 17. A Maltsevskaya vs M Katkov |
| ½-½ | 44 | 2021 | European Championship (Women) | E12 Queen's Indian |
| 18. M Katkov vs M Brunello |
| 0-1 | 64 | 2021 | European Championship (Women) | C43 Petrov, Modern Attack |
| 19. M Trifoi vs M Katkov |
| 0-1 | 54 | 2021 | European Championship (Women) | C50 Giuoco Piano |
| 20. L Mkrtchian vs M Katkov |
| 1-0 | 45 | 2021 | European Championship (Women) | A15 English |
| 21. M Katkov vs M Tsirulnik |
| 0-1 | 45 | 2021 | European Championship (Women) | B22 Sicilian, Alapin |
| 22. M Katkov vs N Hercog |
| 1-0 | 70 | 2021 | European Championship (Women) | B22 Sicilian, Alapin |
| 23. M Efroimski vs M Katkov |
| ½-½ | 75 | 2021 | European Championship (Women) | C80 Ruy Lopez, Open |
| 24. A Pancu vs M Katkov |
| 0-1 | 61 | 2021 | European Championship (Women) | A13 English |
| 25. M Katkov vs Z Mamedjarova |
| 0-1 | 45 | 2021 | European Championship (Women) | B01 Scandinavian |
Kibitzing
