Kornel Havasi vs Thorsten Gauffin
Hamburg Olympiad Hamburg GER round 16 1930.07.26
Nimzo-Indian Defense: Classical Variation, Noa Variation 1-0

Rudolf Spielmann vs Kornel Havasi
Budapest Budapest HUN round 6 1928.09.27
French Defense: Guimard Variation, Thunderbunny Variation 1-0

Kornel Havasi vs Hermanis Karlovich Mattison
Debrecen Debrecen HUN round 10 1925.??.??
Indian Defense: Medusa Gambit 1-0