| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 26. Naroditsky vs N Maatman |
| 1-0 | 63 | 2012 | Groningen Open | A05 Reti Opening |
| 27. N Maatman vs M Grigoryan |
| 1-0 | 36 | 2012 | Groningen Open | D08 Queen's Gambit Declined, Albin Counter Gambit |
| 28. E Goudriaan vs N Maatman |
| 0-1 | 31 | 2012 | Groningen Open | C65 Ruy Lopez, Berlin Defense |
| 29. N Maatman vs Y Afek |
| 1-0 | 44 | 2012 | Groningen Open | A05 Reti Opening |
| 30. N Maatman vs M Bosboom |
| 1-0 | 43 | 2014 | Dutch League -15 | E70 King's Indian |
| 31. N Maatman vs T Roorda |
| 1-0 | 10 | 2015 | Dutch Open | A15 English |
| 32. J Beukema vs N Maatman |
| 1-0 | 36 | 2015 | Dutch Open | C03 French, Tarrasch |
| 33. N Maatman vs G Bakker |
| ½-½ | 33 | 2015 | Dutch Open | E94 King's Indian, Orthodox |
| 34. P van der Werve vs N Maatman |
| 0-1 | 41 | 2015 | Dutch Open | C02 French, Advance |
| 35. N Maatman vs L Yankelevich |
| 0-1 | 54 | 2015 | Dutch Open | A15 English |
| 36. V Buckels vs N Maatman |
| 1-0 | 34 | 2015 | Dutch Open | A15 English |
| 37. N Maatman vs R van Meegen |
| ½-½ | 35 | 2015 | Dutch Open | A04 Reti Opening |
| 38. J op den Dries vs N Maatman |
| 0-1 | 22 | 2015 | Dutch Open | C00 French Defense |
| 39. N Maatman vs B Beeke |
| 1-0 | 32 | 2015 | Dutch Open | D55 Queen's Gambit Declined |
| 40. Fridman vs N Maatman |
| 1-0 | 45 | 2016 | NED-chT 2016/17 | A14 English |
| 41. Krasenkow vs N Maatman |
| 0-1 | 31 | 2016 | Groningen Open | D37 Queen's Gambit Declined |
| 42. L van Foreest vs N Maatman |
| 1-0 | 34 | 2016 | Groningen Open | B11 Caro-Kann, Two Knights, 3...Bg4 |
| 43. S Rijnaarts vs N Maatman |
| 0-1 | 50 | 2017 | NED-chT 2016/17 | C18 French, Winawer |
| 44. T Piceu vs N Maatman |
| 1-0 | 48 | 2017 | NED-chT 2016/17 | D56 Queen's Gambit Declined |
| 45. N Maatman vs S Ernst |
| 0-1 | 61 | 2017 | Dutch League -18 | D37 Queen's Gambit Declined |
| 46. N Maatman vs A Godbole |
| 1-0 | 43 | 2017 | Groningen Open | E15 Queen's Indian |
| 47. E Hommes vs N Maatman |
| 0-1 | 75 | 2017 | Groningen Open | A15 English |
| 48. D Kryakvin vs N Maatman |
| 1-0 | 44 | 2017 | Groningen Open | D35 Queen's Gambit Declined |
| 49. N Maatman vs M de Jong |
| ½-½ | 20 | 2017 | Groningen Open | E42 Nimzo-Indian, 4.e3 c5, 5.Ne2 (Rubinstein) |
| 50. N Maatman vs S van Dael |
| ½-½ | 46 | 2017 | Groningen Open | E73 King's Indian |
Kibitzing
