Ernst Gruenfeld vs Kornel Havasi
Debrecen Debrecen HUN round 7 1925.??.??
King’s Indian Defense: Fianchetto Variation, Classical Fianchetto 1-0

Rudolf Spielmann vs Ernst Gruenfeld
Karlsbad Karlsbad CSR round 1 1929.07.31
Queen’s Gambit Declined: Alapin Variation 1-0

Adolf Georg Olland vs Ernst Gruenfeld
Gothenburg B Gothenburg SWE round 1 1920.08.02
Ruy Lopez: Morphy Defense, Anderssen Variation 1/2-1/2

Ernst Gruenfeld vs Karel Opocensky
Merano Merano ITA round 8 1924.02.??
Australian Defense 1-0

Yosef Porat vs Ernst Gruenfeld
Warsaw Olympiad Warsaw POL round 9 1935.08.22
Colle System: Rhamphorhynchus Variation 1/2-1/2

Erich Eliskases vs Ernst Gruenfeld
Ujpest Ujpest HUN 1934.05.??
Queen’s Gambit Declined: Lasker Defense, Bernstein Variation 1/2-1/2

Ernst Gruenfeld vs Fred Dewhirst Yates
Kecskemet Kecskemet HUN round 3 1927.07.08
English Opening: Symmetrical Variation, Anti-Benoni Variation, Geller Variation 1/2-1/2

Leopold Metanomski vs Ernst Gruenfeld
Trebitsch mem 14th Vienna AUT round 4 1931.05.11
Semi-Slav Defense: Accelerated Meran Variation 0-1

Sandor Takacs vs Ernst Gruenfeld
Vienna Vienna AUT round 2 1923.11.19
English Opening: Drill Variation 1/2-1/2

Siegbert Tarrasch vs Ernst Gruenfeld
Vienna Vienna AUT round 14 1922.11.30
Russian Game 1-0