| Premier
| From | To | Party
|
| Alexander C. Rutherford, (1857-1941) | 1905-09-02 | 1910-05-26 | Liberal
|
| Arthur L. Sifton, (1885-1921) | 1910-05-26 | 1917-10-30 | Liberal
|
| Charles Stewart, (1868-1946) | 1917-10-30 | 1921-08-13 | Liberal
|
| Herbert Greenfield, (1869-1949) | 1921-08-13 | 1925-11-23 | United Farmers
|
| John E. Brownlee, (1884-1961) | 1925-11-23 | 1934-07-10 | United Farmers
|
| Richard G. Reid (1879-1980) | 1934-07-10 | 1935-09-03 | United Farmers
|
| William Aberhart, (1878-1943) | 1935-09-03 | 1943-05-23 | Social Credit
|
| Ernest C. Manning, (1908-1996) | 1943-05-31 | 1968-12-12 | Social Credit
|
| Harry E. Strom, (1914-1984) | 1968-12-12 | 1971-09-10 | Social Credit
|
| Peter Lougheed, (born 1928) | 1971-09-10 | 1985-11-01 | Progressive Conservative
|
| Donald Getty, (born 1933) | 1985-11-01 | 1992-12-13 | Progressive Conservative
|
| Ralph Klein, (born 1942) | 1992-12-14 | present | Progressive Conservative
|
