Leo Gerner (28 June 1912 – 7 January 1981) was a politician from Liechtenstein who served in the Landtag of Liechtenstein from 1957 to 1970.
[1] He worked as a farmer and miller in Eschen and was the administrator of the Eschen community centre from 1952 to 1976.
He was a member of the Eschen municipal council from 1951 to 1960 as a member of the Progressive Citizens' Party.
[2] Gerner married Luzia Marxer (6 October 1913 – 11 November 1994) on 21 May 1940 and they had three children together.
[2] His son Anton Gerner also served in the Landtag and also as a government councillor.