Dragoljub Velimirovic vs Ervin Haag YUG-HUN Vrnjacka Banja YUG 1966.03.?? Dresden Opening: The Goblin 1-0

Ervin Haag vs Peter Dely
Pecs Pecs HUN round 2 1964.07.??
Bishop’s Opening: Urusov Gambit 0-1

Istvan Bilek vs Ervin Haag
Asztalos Memorial Salgotarjan HUN 1967.??.??
English Opening: Anglo-Indian Defense, Grünfeld Formation 1-0

Ervin Haag vs Andras Adorjan
HUN-ch Budapest HUN 1966.12.??
Ruy Lopez: Closed 1/2-1/2

Ervin Haag vs Alexey Suetin
Debrecen Debrecen 1961.??.??
Sicilian Defense: Taimanov Variation, Bastrikov Variation 0-1

Ervin Haag vs Attila Koranyi
Budapest, Hungary Budapest, Hungary 1953.??.??
Sicilian Defense: Nyezhmetdinov-Rossolimo Attack, Fianchetto Variation 1/2-1/2

Karoly Honfi vs Ervin Haag
Budapest Budapest round 16 1958.??.??
Dutch Defense: Leningrad Variation 1/2-1/2