Timeline
Jan 1973

Edmond Leburton I & II
1973-01-26 to 1974-04-25
Jul 1968

Gaston Eyskens V & VI
1968-07-17 to 1973-01-26
Mar 1966

Paul Vanden Boeynants I
1966-03-19 to 1968-07-17
Jul 1965

Pierre Harmel
1965-07-28 to 1966-03-19
Apr 1961

Théo Lefèvre
1961-04-25 to 1965-07-28
Jun 1958

Gaston Eyskens II, III & IV
1958-06-26 to 1961-04-25
Apr 1954

Achiel Van Acker IV
1954-04-23 to 1958-06-26
Jan 1952

Jean Van Houtte
1952-01-15 to 1954-04-23
Aug 1950

Joseph Pholien
1950-08-16 to 1952-01-15
Jun 1950

Jean Duvieusart
1950-06-08 to 1950-08-16
Aug 1949

Gaston Eyskens I
1949-08-19 to 1950-06-08
Mar 1947

Paul-Henri Spaak III & IV
1947-03-20 to 1949-08-11
Aug 1946

Camille Huysmans
1946-08-03 to 1947-03-20
Mar 1946

Achiel Van Acker III
1946-03-31 to 1946-08-03
Mar 1946

Paul-Henri Spaak II
1946-03-13 to 1946-03-31