Wolfgang Leonhardt vs Gregory Simon Koshnitsky
27th Australian ch Melbourne AUS round 8 1957.01.04
Grünfeld Defense: Counterthrust Variation 0-1

Wolfgang Leonhardt vs Oscar Ferreira
Haifa Olympiad (Men) Haifa ISR round 3 1976.10.27
Benoni Defense 0-1

James Rodney Phillips vs Wolfgang Leonhardt
28th Australian ch Sydney AUS round 3 1958.12.31
Sicilian Defense: Dragon Variation, Levenfish Variation 1-0