Leon Malhomme (5 January 1881 in Saint Petersburg - 1940 in the Soviet Union) was a Polish interwar diplomat.
He worked as a Consul General of the Polish Republic in Germany - in Beuthen (1929-1931) and Oppeln (1931-1933), and as a Consul in Czechoslovakia - in Ostrava (1934-1935). During his tenure in Ostrava he encouraged the Polish minority to oppose the Czechoslovak government. Following the pressure from Czechoslovak government, he was recalled from the consulate.[1]
After returning to Poland he became a vice-voivode of Silesian Voivodeship.
Malhomme was arrested on 23 September 1939 by NKVD, transported to the Soviet Union and executed.