List of premiers of Saskatchewan by time in office

This is a list of premiers of Saskatchewan in order of time served in office as premier of Saskatchewan as of April 27, 2024. The premier always stays in office during an election campaign. That time is included in the total, even if the premier and their Party are defeated in the election. Time is counted until the transition to the new government.

Rank	Premier	Incumbency	Terms of office		Mandates	Party
1	Tommy Douglas	17 years, 120 days	July 10, 1944	November 7, 1961	5	█ Co-operative Commonwealth
2	Thomas Walter Scott	11 years, 38 days	September 12, 1905	October 20, 1916	3	█ Liberal
3	Allan Blakeney	10 years, 312 days	June 30, 1971	May 8, 1982	3	█ New Democratic
4	Brad Wall	10 years, 73 days	November 21, 2007	February 2, 2018	3	█ Saskatchewan
5	Grant Devine	9 years, 177 days	May 8, 1982	November 1, 1991	2	█ Progressive Conservative
6	Roy Romanow	9 years, 99 days	November 1, 1991	February 8, 2001	3	█ New Democratic
7	William John Patterson	8 years, 252 days	November 1, 1935	July 10, 1944	1	█ Liberal
8	W. Ross Thatcher	7 years, 39 days	May 22, 1964	June 30, 1971	2	█ Liberal
9	Lorne Calvert	6 years, 286 days	February 8, 2001	November 21, 2007	1	█ New Democratic
10	Scott Moe (incumbent)	6 years, 85 days	February 2, 2018	Incumbent	1	█ Saskatchewan
11	William Melville Martin	5 years, 167 days	October 20, 1916	April 5, 1922	2	█ Liberal
12	James Thomas Milton Anderson	4 years, 313 days	September 9, 1929	July 19, 1934	1	█ Progressive Conservative
13	James Garfield Gardiner	4 years, 300 days	February 26, 1926	September 9, 1929	1	█ Liberal
			July 19, 1934	November 1, 1935
14	Charles Avery Dunning	3 years, 327 days	April 5, 1922	February 26, 1926	1	█ Liberal
15	Woodrow Lloyd	2 years, 197 days	November 7, 1961	May 22, 1964	0	█ Co-operative Commonwealth