Frost ministry

The Frost Ministry was the combined cabinet (formally the Executive Council of Ontario) that governed Ontario from May 4, 1949, to November 8, 1961. It was led by the 16th Premier of Ontario, Leslie Frost. The ministry was made up of members of the Progressive Conservative Party of Ontario, which commanded a majority of the seats in the Legislative Assembly of Ontario throughout its duration.

Frost ministry
16th ministry of Ontario
The Hon. Leslie Miscampbell Frost
Date formed	May 4, 1949 (1949-05-04)
Date dissolved	November 8, 1961 (1961-11-08)
People and organisations
Monarch	George VI (1949-1952) Elizabeth II (1952-1961)
Lieutenant Governor	Ray Lawson (1949-1952) Louis Orville Breithaupt (1952-1957) John Keiller MacKay (1957-1961)
Premier	Leslie Frost
Member party	PC Party
Status in legislature	Majority (1949-1961)
Opposition party	Liberal, CCF
Opposition leader	Ted Jolliffe (CCF, 1949-1951) Farquhar Oliver (Liberal, 1951-1958) John Wintermeyer (Liberal, 1958-1961)
History
Elections	1951, 1955, 1959
Legislature term	23rd Parliament of Ontario 24th Parliament of Ontario 25th Parliament of Ontario 26th Parliament of Ontario
Incoming formation	1949 PC leadership convention
Outgoing formation	resignation
Predecessor	Kennedy ministry
Successor	Robarts ministry

The ministry replaced the Kennedy ministry following the 1949 Progressive Conservative Party of Ontario leadership election. The Robarts ministry governed through the second part of the 23rd Parliament of Ontario, the entirety of the 24th and 25th Parliaments of Ontario, and the first part of the 26th Parliament of Ontario.

Frost resigned in 1971 and was succeeded as Premier of Ontario by John Robarts.

List of ministers

Frost ministry by portfolio

Portfolio	Minister	Tenure
		Start	End
Premier of Ontario	Leslie Frost[1]	May 4, 1949	November 8, 1961
Minister of Agriculture	Thomas Laird Kennedy[2]	May 4, 1949	January 20, 1953
	Fletcher Stewart Thomas[3]	January 20, 1953	August 1, 1956
	Bill Goodfellow[4]	August 1, 1956	November 8, 1961
Attorney General	Dana Porter[5]	May 4, 1949	August 17, 1955
	Kelso Roberts[6]	August 17, 1955	November 8, 1961
Minister Travel and Publicity	Louis-Pierre Cécile[7]	May 4, 1949	August 17, 1955
	Bryan Lewis Cathcart[8]	August 17, 1955	November 8, 1961
Minister of Public Welfare	Bill Goodfellow	May 4, 1949	August 17, 1955
	Louis-Pierre Cécile	August 17, 1955	November 8, 1961
Minister of Reform Institutions	George Harrison Dunbar[9]	May 4, 1949	July 15, 1949
	William Ernest Hamilton[10]	July 15, 1949	November 16, 1950
	John Weir Foote[11]	November 16, 1950	July 18, 1957
	Matthew Dymond[12]	July 18, 1957	April 28, 1958
	Ray Connell[13]	April 28, 1958	December 22, 1958
	George Wardrope[14]	December 22, 1958	November 8, 1961
Minister of Education	Dana Porter	May 4, 1949	October 2, 1951
	William James Dunlop[15]	October 2, 1951	December 17, 1959
	John Robarts[16]	December 17, 1959	November 8, 1961
Minister of Energy Resources[a]	Robert Macaulay[17]	May 5, 1959	November 8, 1961
Treasurer[b]	Leslie Frost	May 4, 1949	August 17, 1955
	Dana Porter	August 17, 1955	January 30, 1958
	Leslie Frost	February 3, 1958	April 28, 1958
	James Allan[18]	April 28, 1958	November 8, 1961
Ministry of Highways	George Doucett[19]	May 4, 1949	January 5, 1955
	James Allan	January 5, 1955	April 28, 1958
	Fred Cass[20]	April 28, 1958	November 8, 1961
Minister of Public Works	George Doucett	May 4, 1949	October 2, 1951
	Fletcher Stewart Thomas	October 2, 1951	January 20, 1953
	William Griesinger[21]	January 20, 1953	May 6, 1958
	James Allan	May 6, 1958	December 22, 1958
	Ray Connell	December 22, 1958	November 8, 1961
Minister of Health	Russell Temple Kelley[22]	May 4, 1949	August 8, 1950
	Mac Phillips[23]	August 8, 1950	December 22, 1958
	Matthew Dymond	December 22, 1958	November 8, 1961
Minister of Planning and Development	William Griesinger	May 4, 1949	January 20, 1953
	Bill Warrender[24]	January 20, 1953	August 17, 1955
	William Nickle[25]	August 17, 1955	November 8, 1961
Minister of Labour	Charles Daley[26]	May 4, 1949	November 8, 1961
Minister of Municipal Affairs	George Dunbar	May 4, 1949	August 17, 1955
	Bill Goodfellow	August 17, 1955	November 1, 1956
	Bill Warrender	November 1, 1956	November 8, 1961
Minister of Lands and Forests	Harold Robinson Scott[27]	May 4, 1949	June 3, 1952
	Welland Gemmell[28]	June 3, 1952	June 18, 1954
	Clare Mapledoram[29]	June 18, 1954	July 4, 1958
	Wilf Spooner[30]	July 4, 1958	November 8, 1961
Minister of Mines	Welland Gemmell	May 4, 1949	June 3, 1952
	Philip Kelly[31]	June 3, 1952	July 18, 1957
	Wilf Spooner	July 18, 1957	December 22, 1958
	James Anthony Maloney[32]	December 22, 1958	October 1, 1961
Minister of Transport[c]	James Allan	June 26, 1957	April 28, 1958
	Matthew Dymond	April 28, 1958	December 22, 1958
	John Yaremko[33]	December 22, 1958	November 21, 1960
	Leslie Rowntree[34]	November 21, 1960	November 8, 1961
Ministers Without Portfolios	Bill Warrender	August 17, 1955	November 1, 1956
Provincial Secretary and Registrar[d]	George Arthur Welsh[35]	May 4, 1949	January 20, 1955
	William Nickle	January 20, 1955	August 17, 1955
	George Harrison Dunbar	August 17, 1955	December 22, 1958
	Mac Phillips	December 22, 1958	May 26, 1960
	John Yaremko	May 26, 1960	November 8, 1961

Notes

1. created May 5, 1959.
2. named "Minister in Charge of the Department of Economics" from March 28, 1956 to January 30, 1958"; named "Minister of Economics and Federal and Provincial Relations" from January 27, 1961 to November 8, 1961.
3. created June 26, 1957.
4. named "Provincial Secretary and Minister of Citizenship" from January 27, 1961 to November 8, 1961.