List of governors of the Province of Trieste

Changes of Italian eastern border from 1920 to 1975:
  The Austrian Littoral, later renamed Venezia Giulia (or Julian March), which was assigned to Italy in 1920 with the Treaty of Rapallo (the border was modified in 1924 with the Treaty of Rome and annexation of the Free State of Fiume) and which was later ceded to Yugoslavia in 1947 with the Treaty of Peace with Italy.
  Areas annexed to Italy in 1920, and remained Italian after 1947.
  Areas annexed to Italy in 1920, transferred to the Free Territory of Trieste in 1947 with the Treaty of Peace with Italy and definitively assigned to Italy in 1975 with the Treaty of Osimo.
  Areas annexed to Italy in 1920, transferred to the Free Territory of Trieste in 1947 with the Treaty of Peace with Italy and assigned definitively to Yugoslavia in 1975 with the Treaty of Osimo.

The following is a list of governors of the Province of Trieste, from 1918 to 1954. It includes Italian military governor, general civil commissioners and prefects, as well as Allied/Yugoslav military governors of the Free Territory of Trieste (Governors of all Julian March prior to the establishment of the Territory) in the aftermath of World War II.

List

Tenure Incumbent Notes Portrait
Italian suzerainty
3 November 1918 to 1919 Carlo Petitti di Roreto, Military Governor  
31 July 1919 to 3 December 1919 Augusto Ciuffelli [it], General Civil Commissioner  
8 December 1919 to 30 October 1922 Antonio Mosconi, General Civil Commissioner  
1 November 1922 to 18 June 1924 Francesco Crispo Moncada [it], Prefect  
22 June 1924 to 11 December 1925 Amadeo Moroni, Prefect  
11 December 1925 to 15 December 1926 Giovanni Gasti, Prefect  
16 December 1926 to 16 July 1929 Bruno Fornaciari, Prefect  
16 July 1929 to 16 January 1933 Ettore Porro [it], Prefect  
16 January 1933 to 1 August 1936 Carlo Tiengo, Prefect  
1 August 1936 to 21 August 1939 Eolo Rebua [it], Prefect  
21 August 1939 to 7 June 1941 Dino Borri, Prefect  
7 June 1941 to 1 August 1943 Tullio Tamburini, Prefect 1st time
1 August 1943 to 11 September 1943 Giuseppe Cocuzza, Prefect  
German occupation
12 September 1943 to 1 October 1943 Tullio Tamburini, Prefect 2nd time, appointed on behalf of the Italian Social Republic
22 October 1943 to 28 April 1945 Bruno Coceani, Prefect Appointed on behalf of the Italian Social Republic
28 April 1945 to 1945 Antonio De Berti, Prefect Appointed on behalf of the Italian Social Republic
Free Territory
Zone A (Allied)
2 May 1945 to July 1945 Bernard Freyberg, Military Governor From New Zealand
July 1945 to July 1947 Alfred Connor Bowman, Military Governor From United States
July 1947 to 15 September 1947 James Jewett Carnes, Military Governor From United States
15 September 1947 to 31 March 1951 Sir Terence Airey, Military Governor From United Kingdom
1 April 1951 to 26 October 1954 Sir John Winterton, Military Governor From United Kingdom
Zone B (Yugoslav)
1 May 1945 to September 1947 Dušan Kveder, Military Governor  
15 September 1947 to March 1951 Mirko Lenac, Military Governor  
March 1951 to 25 October 1954 Miloš Stamatović, Military Governor