Vasja Pirc vs Ernst Gruenfeld
Moravska Ostrava Moravska Ostrava CSR round 5 1933.07.06
Queen’s Gambit Accepted: Classical Defense, Main Line 1/2-1/2

Akiba Rubinstein vs Ernst Gruenfeld
Maehrisch-Ostrau Ostrava CSR round 2 1923.07.02
Neo-Grünfeld Defense: Classical Variation, Original Defense 1/2-1/2

Ernst Gruenfeld vs Leopold Lenner
Trebitsch mem 17th Vienna AUT round 8 1934.12.18
Queen’s Gambit Accepted: Classical Defense, Alekhine System 1-0

William Winter vs Ernst Gruenfeld
Warsaw Olympiad Warsaw POL round 11 1935.08.24
Queen’s Gambit Accepted: Classical Defense, Alekhine System 1/2-1/2

Amos Pokorny vs Ernst Gruenfeld
Maehrisch-Ostrau Ostrava CSR round 9 1923.07.12
Grünfeld Defense: Counterthrust Variation 0-1

Ernst Gruenfeld vs Akiba Rubinstein
Merano Merano ITA round 3 1924.02.06
Semi-Slav Defense: Meran Variation 0-1

Vera Menchik vs Ernst Gruenfeld
Karlsbad Karlsbad CSR round 9 1929.08.10
Queen’s Indian Defense: Averbakh Variation 1/2-1/2

Akiba Rubinstein vs Ernst Gruenfeld
Semmering Semmering AUT round 17 1926.03.29
Queen’s Gambit Accepted: Classical Defense, Alekhine System 1-0

Ernst Gruenfeld vs Karl Gilg
Semmering Semmering AUT round 12 1926.03.22
King’s Indian Defense: Fianchetto Variation, Delayed Fianchetto 1-0

Paul F Johner vs Ernst Gruenfeld
Bad Pistyan Piestany CSR round 13 1922.04.21
Bogo-Indian Defense 1/2-1/2