| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 26. G Fontein vs Euwe |
| 0-1 | 28 | 1922 | ASC-DD | A47 Queen's Indian |
| 27. Euwe vs G Fontein |
| 1-0 | 47 | 1923 | SSS Cup | D67 Queen's Gambit Declined, Orthodox Defense, Bd3 line |
| 28. G Fontein vs Euwe |
 | 0-1 | 26 | 1923 | SSS Cup | A48 King's Indian |
| 29. G Fontein vs H Norman-Hansen |
| ½-½ | 47 | 1923 | Scheveningen | D02 Queen's Pawn Game |
| 30. Reti vs G Fontein |
| 1-0 | 42 | 1923 | Scheveningen | A13 English |
| 31. G Fontein vs Maroczy |
 | 0-1 | 22 | 1923 | Scheveningen | D02 Queen's Pawn Game |
| 32. H Strick van Linschoten vs G Fontein |
| 1-0 | 32 | 1923 | Scheveningen | B84 Sicilian, Scheveningen |
| 33. G Fontein vs Colle |
| 0-1 | 42 | 1923 | Scheveningen | A53 Old Indian |
| 34. P Johner vs G Fontein |
| 1-0 | 32 | 1923 | Scheveningen | B84 Sicilian, Scheveningen |
| 35. G Fontein vs Znosko-Borovsky |
| 0-1 | 56 | 1923 | Scheveningen | D05 Queen's Pawn Game |
| 36. J Mieses vs G Fontein |
| 1-0 | 41 | 1923 | Scheveningen | C45 Scotch Game |
| 37. G Fontein vs Spielmann |
| 1-0 | 59 | 1923 | Scheveningen | D04 Queen's Pawn Game |
| 38. Yates vs G Fontein |
| 1-0 | 39 | 1923 | Scheveningen | C62 Ruy Lopez, Old Steinitz Defense |
| 39. G Oskam vs G Fontein |
| ½-½ | 24 | 1924 | NED Team-ch 192324 | C25 Vienna |
| 40. G Fontein vs Euwe |
| 0-1 | 31 | 1924 | NED-ch | E60 King's Indian Defense |
| 41. G Kroone vs G Fontein |
| ½-½ | 39 | 1924 | NED-ch | C68 Ruy Lopez, Exchange |
| 42. A Speijer vs G Fontein |
| ½-½ | 49 | 1924 | NED-ch | C49 Four Knights |
| 43. Euwe vs G Fontein |
| 1-0 | 40 | 1924 | DD-ASC | E34 Nimzo-Indian, Classical, Noa Variation |
| 44. G Fontein vs J Davidson |
| 1-0 | 31 | 1924 | NED-ch Team | D02 Queen's Pawn Game |
| 45. G Fontein vs Euwe |
| 0-1 | 41 | 1925 | S.S.S. Cup | E61 King's Indian |
| 46. G Fontein vs G Oskam |
| ½-½ | 29 | 1925 | NED Team-ch 192425 | E10 Queen's Pawn Game |
| 47. Euwe vs G Fontein |
| 1-0 | 36 | 1925 | S.S.S. Cup | A15 English |
| 48. R Loman vs G Fontein |
| ½-½ | 27 | 1925 | DD championship | C49 Four Knights |
| 49. G Kemper vs G Fontein |
| ½-½ | 32 | 1925 | NSB - RhW Schachverband | A34 English, Symmetrical |
| 50. G Fontein vs Euwe |
| 0-1 | 50 | 1925 | ASC-DD | E62 King's Indian, Fianchetto |
Kibitzing
