| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 76. Duchamp vs J Rejfir |
| ½-½ | 46 | 1930 | Hamburg Olympiad | E43 Nimzo-Indian, Fischer Variation |
| 77. J Gudmundsson vs Duchamp |
| 1-0 | 68 | 1930 | Hamburg Olympiad | A18 English, Mikenas-Carls |
| 78. Duchamp vs D Przepiorka |
| 0-1 | 46 | 1930 | Hamburg Olympiad | D51 Queen's Gambit Declined |
| 79. Duchamp vs Znosko-Borovsky |
 | ½-½ | 60 | 1931 | Nice | E20 Nimzo-Indian |
| 80. J A Seitz vs Duchamp |
| 1-0 | 22 | 1931 | Nice | A47 Queen's Indian |
| 81. Duchamp vs A Baratz |
| 0-1 | 53 | 1931 | Nice | E20 Nimzo-Indian |
| 82. G Thomas vs Duchamp |
| 1-0 | 27 | 1931 | Nice | A17 English |
| 83. Duchamp vs J Mieses |
| 0-1 | 37 | 1931 | Nice | D45 Queen's Gambit Declined Semi-Slav |
| 84. Duchamp vs Noteboom |
| ½-½ | 51 | 1931 | Nice | E20 Nimzo-Indian |
| 85. S Rosselli del Turco vs Duchamp |
| 1-0 | 34 | 1931 | Nice | E23 Nimzo-Indian, Spielmann |
| 86. Duchamp vs B P Reilly |
| 0-1 | 26 | 1931 | Nice | D37 Queen's Gambit Declined |
| 87. A Vajda vs Duchamp |
| ½-½ | 46 | 1931 | Nice | B73 Sicilian, Dragon, Classical |
| 88. I Koenig vs Duchamp |
| 1-0 | 31 | 1931 | Prague Olympiad | E12 Queen's Indian |
| 89. H Steiner vs Duchamp |
| 1-0 | 41 | 1931 | Prague Olympiad | E16 Queen's Indian |
| 90. J Addicks vs Duchamp |
| 0-1 | 31 | 1931 | Prague Olympiad | E12 Queen's Indian |
| 91. Duchamp vs P Frydman |
| 0-1 | 38 | 1931 | Prague Olympiad | A50 Queen's Pawn Game |
| 92. Duchamp vs K Skalicka |
| 0-1 | 36 | 1931 | Prague Olympiad | D37 Queen's Gambit Declined |
| 93. Znosko-Borovsky vs Duchamp |
| 0-1 | 50 | 1932 | Paris | A47 Queen's Indian |
| 94. Duchamp vs S Takacs |
| 1-0 | 45 | 1932 | corr | E20 Nimzo-Indian |
| 95. Duchamp vs F Le Lionnais |
| 0-1 | 48 | 1932 | Paris | A36 English |
| 96. Duchamp vs M Polikier |
| 1-0 | 26 | 1932 | FRA-ch 10th | A90 Dutch |
| 97. F Herzog vs Duchamp |
| 0-1 | 40 | 1933 | IFSB Bundesmeisterchaft | E19 Queen's Indian, Old Main line, 9.Qxc3 |
| 98. Duchamp vs M Folkmann |
| 1-0 | 46 | 1933 | corr | E20 Nimzo-Indian |
| 99. P Devos vs Duchamp |
| 1-0 | 83 | 1933 | Folkestone Olympiad | A47 Queen's Indian |
| 100. K Makarczyk vs Duchamp |
| 1-0 | 29 | 1933 | Folkestone Olympiad | E16 Queen's Indian |
Kibitzing
