Vladimir Vukovic vs Ernst Gruenfeld
Debrecen Debrecen HUN round 10 1925.??.??
Indian Defense: Medusa Gambit 1/2-1/2

Ernst Gruenfeld vs Aron Nimzowitsch
Semmering Semmering AUT round 10 1926.03.20
Queen’s Indian Defense: Buerger Variation 1-0

Friedrich Saemisch vs Ernst Gruenfeld
Karlsbad Karlsbad CSR round 1 1923.04.28
Neo-Grünfeld Defense: Ultra-delayed Exchange Variation 1/2-1/2

Gyula Breyer vs Ernst Gruenfeld
Kassa Kassa (Kosice) AUH round 3 1918.08.07
Slav Defense: Quiet Variation, Amsterdam Variation 1-0

Akiba Rubinstein vs Ernst Gruenfeld
Karlsbad Karlsbad CSR round 7 1923.05.06
Grünfeld Defense: Flohr Defense 1/2-1/2

Baldur Hoenlinger vs Ernst Gruenfeld
Trebitsch Memorial 16th Vienna AUT round 14 1933.12.04
Queen’s Gambit Accepted: Classical Defense, Main Line 1/2-1/2

Ernst Gruenfeld vs Savielly Tartakower
Karlsbad Karlsbad CSR round 17 1923.05.18
Queen’s Gambit Declined: Albin Countergambit 1-0

Edgar Colle vs Ernst Gruenfeld
Merano Merano ITA round 11 1924.02.??
Grünfeld Defense: Counterthrust Variation 0-1

Ernst Gruenfeld vs Alexander Alekhine
Karlsbad Karlsbad CSR round 2 1923.04.29
Queen’s Gambit Declined: Orthodox Defense, Rubinstein Attack 0-1

Ernst Gruenfeld vs Baldur Hoenlinger
Vienna Vienna AUT 1926.02.??
Queen’s Gambit Declined: Ragozin Defense, Vienna Variation 1-0