| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 51. M Christoffel vs Botvinnik |
  | 0-1 | 42 | 1946 | Groningen | C17 French, Winawer, Advance |
| 52. Denker vs M Christoffel |
| ½-½ | 30 | 1946 | Groningen | D31 Queen's Gambit Declined |
| 53. M Christoffel vs Boleslavsky |
| 0-1 | 42 | 1946 | Groningen | E95 King's Indian, Orthodox, 7...Nbd7, 8.Re1 |
| 54. M Christoffel vs Pirc |
| 0-1 | 25 | 1949 | Yugoslavia - Switzerland | B07 Pirc |
| 55. Pirc vs M Christoffel |
| 1-0 | 40 | 1949 | Yugoslavia - Switzerland | D12 Queen's Gambit Declined Slav |
| 56. A Giustolisi vs M Christoffel |
| 1-0 | 33 | 1950 | Lucerne | D02 Queen's Pawn Game |
| 57. M Christoffel vs Euwe |
| 1-0 | 65 | 1950 | Lucerne | B83 Sicilian |
| 58. P Leepin vs M Christoffel |
| 0-1 | 26 | 1951 | Basel | C29 Vienna Gambit |
| 59. M Christoffel vs L Schmid |
| ½-½ | 22 | 1951 | corr | C17 French, Winawer, Advance |
| 60. M Christoffel vs L Schmid |
| 1-0 | 29 | 1951 | ? | C17 French, Winawer, Advance |
| 61. Vidmar vs M Christoffel |
| 1-0 | 19 | 1952 | Voellmy Memorial | D17 Queen's Gambit Declined Slav |
| 62. L Schmid vs M Christoffel |
| 1-0 | 31 | 1952 | SUI-FRG | B32 Sicilian |
| 63. M Christoffel vs L Schmid |
| ½-½ | 34 | 1952 | SUI-FRG | A43 Old Benoni |
| 64. M Christoffel vs Euwe |
| 1-0 | 59 | 1952 | Swiss Championship (International) | B56 Sicilian |
| 65. M Christoffel vs W Henneberger |
| 1-0 | 33 | 1952 | Swiss Championship (International) | E91 King's Indian |
| 66. M Christoffel vs E Canal |
| 1-0 | 29 | 1952 | Swiss Championship (International) | B13 Caro-Kann, Exchange |
| 67. J Ehrat vs M Christoffel |
| 0-1 | 27 | 1952 | Swiss Championship (International) | E67 King's Indian, Fianchetto |
| 68. M Blau vs M Christoffel |
| 1-0 | 82 | 1952 | Swiss Championship (International) | E64 King's Indian, Fianchetto, Yugoslav System |
| 69. M Christoffel vs A Staehelin |
| 1-0 | 30 | 1952 | Swiss Championship (International) | A07 King's Indian Attack |
| 70. M Christoffel vs E Szabados |
| 1-0 | 34 | 1953 | Clare Benedict Cup | B32 Sicilian |
| 71. Euwe vs M Christoffel |
| 1-0 | 36 | 1953 | Clare Benedict Cup | E16 Queen's Indian |
| 72. M Christoffel vs Rossolimo |
| 0-1 | 27 | 1953 | Clare Benedict Cup | A48 King's Indian |
| 73. M Christoffel vs A Beni |
| 0-1 | 67 | 1953 | Clare Benedict Cup | B30 Sicilian |
| 74. A Dunkelblum vs M Christoffel |
| 1-0 | 46 | 1953 | Clare Benedict Cup | A53 Old Indian |
| 75. Unzicker vs M Christoffel |
| ½-½ | 24 | 1953 | Mitropa Cup | B84 Sicilian, Scheveningen |
Kibitzing
