Marcel Duchamp vs Francois Le Lionnais
Paris Paris FRA 1932.??.??
English Opening: Symmetrical Variation, Botvinnik System 0-1

Kazimierz Makarczyk vs Marcel Duchamp
Folkestone Olympiad Folkestone ENG round 2 1933.06.13
Queen’s Indian Defense: Capablanca Variation 1-0

Marcel Duchamp vs Eugene Aleksandrovich Znosko-Borovsky
Nice Nice FRA round 1 1931.03.11
Nimzo-Indian Defense 1/2-1/2

Salo Landau vs Marcel Duchamp
Hamburg Olympiad Hamburg GER round 6 1930.07.17
Nimzo-Indian Defense: Normal Variation 1-0

Marcel Duchamp vs Jakob Adolf Seitz
Paris Paris FRA round 7 1929.06.??
Blumenfeld Countergambit 0-1

Marcel Duchamp vs Charles Wreford Brown
Paris Unofficial Olympiad Paris FRA round 7 1924.07.??
Colle System: Rhamphorhynchus Variation 1-0

Marcel Duchamp vs Eugene Aleksandrovich Znosko-Borovsky
Nice Nice FRA round 10 1930.02.??
Nimzo-Indian Defense 1/2-1/2