| BOYD, Hon. A. | Unknown | Sep. 16, 1870 – Dec. 14, 1871 |
| GIRARD, Hon. M. A. | Unknown | Dec. 14, 1871 – Mar. 14, 1872 |
| CLARKE, Hon. H. J. H. | Unknown | Mar. 14, 1872 – Jul. 8, 1874 |
| GIRARD, Hon. M. A. | Unknown | Jul. 8, 1874 – Dec. 2, 1874 |
| DAVIS, Hon. R. A. | Unknown | Dec. 3, 1874 – Oct. 16, 1878 |
| NORQUAY, Hon. J. | Conservative | Oct. 16, 1878 – Dec. 24, 1887 |
| HARRISON, Hon. D. H. | Conservative | Dec. 26, 1887 – Jan. 19, 1888 |
| GREENWAY, Hon. T. | Liberal | Jan. 19, 1888 – Jan. 6, 1900 |
| MacDONALD, Hon. H. J. | Conservative | Jan. 10, 1900 – Oct. 29, 1900 |
| ROBLIN, Hon. R. P. | Conservative | Oct. 29, 1900 – May 12, 1915 |
| NORRIS, Hon. T. C. | Liberal | May 12, 1915 – Aug. 8, 1922 |
| BRACKEN, Hon. J. | Liberal-Progressive | Aug. 8, 1922 – Jan. 14, 1943 |
| GARSON, Hon. S. S. | Liberal-Progressive | Jan. 14, 1943 – Nov. 13, 1948 |
| CAMPBELL, Hon. D. L. | Liberal-Progressive | Nov. 13, 1948 – Jun. 30, 1958 |
| ROBLIN, Hon. D. | Progressive Conservative | Jun. 30, 1958 – Nov. 27, 1967 |
| WEIR, Hon. W. C. | Progressive Conservative | Nov. 27, 1967 – Jul. 15, 1969 |
| SCHREYER, Hon. E. R. | New Democrat | Jul. 15, 1969 – Nov. 24, 1977 |
| LYON, Hon. S. R. | Progressive Conservative | Nov. 24, 1977 – Nov. 30, 1981 |
| PAWLEY, Hon. H. R. | New Democrat | Nov. 30, 1981 – May 9, 1988 |
| FILMON, Hon. G. A. | Progressive Conservative | May 9, 1988 – Oct. 5, 1999 |
| DOER, Hon. G | New Democrat | Oct. 5, 1999 – Oct. 18, 2009 |
| SELINGER, Hon. G | New Democrat | Oct. 19, 2009 – May 3, 2016 |
| PALLISTER, Hon. B. | Progressive Conservative | May 3, 2016 – Present |
