| Game |
| Result | Moves |
Year |
Event/Locale | Opening |
| 1. M Romi vs Duchamp |
| 1-0 | 29 |
1924 |
Paris, finale | B03 Alekhine's Defense |
| 2. Duchamp vs K Rozic |
| 1-0 | 24 |
1924 |
Paris f-B | A15 English |
| 3. Duchamp vs C W Brown |
| 1-0 | 29 |
1924 |
Paris f-B | A04 Reti Opening |
| 4. A Chepurnov vs Duchamp |
 | 1-0 | 23 |
1924 |
Paris prel-7 | B02 Alekhine's Defense |
| 5. K Vanek vs Duchamp |
| 1-0 | 23 |
1924 |
Paris f-B | B02 Alekhine's Defense |
| 6. Mueller vs Duchamp |
| 1-0 | 10 |
1928 |
Den Haag ol | A28 English |
| 7. J Cukierman vs Duchamp |
| 1-0 | 50 |
1929 |
Paris | B12 Caro-Kann Defense |
| 8. G A Thomas vs Duchamp |
| 1-0 | 26 |
1929 |
Paris | B13 Caro-Kann, Exchange |
| 9. Colle vs Duchamp |
| 1-0 | 37 |
1929 |
Paris | D05 Queen's Pawn Game |
| 10. Colle vs Duchamp |
| 1-0 | 31 |
1930 |
Nice | A47 Queen's Indian |
| 11. J Gudmundsson vs Duchamp |
| 1-0 | 68 |
1930 |
Hamburg ol (Men) | A18 English, Mikenas-Carls |
| 12. Maroczy vs Duchamp |
| 1-0 | 19 |
1930 |
Nice | B18 Caro-Kann, Classical |
| 13. Kmoch vs Duchamp |
| 1-0 | 35 |
1930 |
Hamburg ol (Men) | E24 Nimzo-Indian, Samisch |
| 14. Duchamp vs B P Reilly |
| 1-0 | 31 |
1930 |
Nice | D50 Queen's Gambit Declined |
| 15. Stoltz vs Duchamp |
| 1-0 | 43 |
1930 |
Hamburg ol (Men) | B16 Caro-Kann, Bronstein-Larsen Variation |
| 16. I Koenig vs Duchamp |
| 1-0 | 31 |
1931 |
Prague ol (Men) | E12 Queen's Indian |
| 17. H Steiner vs Duchamp |
| 1-0 | 41 |
1931 |
Prague ol (Men) | E16 Queen's Indian |
| 18. G A Thomas vs Duchamp |
| 1-0 | 27 |
1931 |
Nice | A17 English |
| 19. S Rosselli del Turco vs Duchamp |
| 1-0 | 34 |
1931 |
Nice | E23 Nimzo-Indian, Spielmann |
| 20. J A Seitz vs Duchamp |
| 1-0 | 22 |
1931 |
Nice | A47 Queen's Indian |
| 21. P Devos vs Duchamp |
| 1-0 | 83 |
1933 |
Olympiad | A47 Queen's Indian |
| 22. Duchamp vs Feigin |
| 1-0 | 34 |
1933 |
Folkestone ol (Men) | E81 King's Indian, Samisch |
| 23. K Makarczyk vs Duchamp |
| 1-0 | 29 |
1933 |
Folkestone ol (Men) | E15 Queen's Indian |
| 24. T Sigurdsson vs Duchamp |
| 1-0 | 33 |
1933 |
Olympiad | E34 Nimzo-Indian, Classical, Noa Variation |
| 25. Duchamp vs M Folkmann |
| 1-0 | 46 |
1933 |
cr-game | E20 Nimzo-Indian |
