Opinion polling for the 1979 Canadian federal election

This article is about polls leading up to the 1979 Canadian federal election.

During the 30th Parliament of Canada

Evolution of voting intentions at national level among decided voters

Polling firm	Last day of survey	Source	PC	LPC	NDP	SC	Other	Undecided	ME	Sample
Election 1979	May 22, 1979		35.89	40.11	17.88	4.61	1.51
Gallup	May 16, 1979	[1]	37.5	37.5	19	5	—	—	4	—
CBC-Carleton	May 10, 1979	[2]	40.9	39.6	14.5	4.4	0.6	—	3	2,322
CTV	May 1979	[1]	40	40	17	3	—	—	—	—
CBC-Carleton	April 20, 1979	[3]	40.2	38.4	16	4.6	—	—	—	2,286
Gallup	April 5, 1979	[4]	38	43	17	—	—	—	4	1,004
Fabien Roy becomes leader of the SC (March 30, 1979)
Gallup	March 1979	[5]	41	41	15	—	—	—	4	1,047
Complan	March 1979	[5]	40	42	14	2	2	—	—	—
Lorne Reznowski resigns and Charles-Arthur Gauthier becomes interim leader of SC (February 23, 1979)
Complan	February 1979	[6]	37	42	17	—	—	—	—	2,000
Gallup	February 1979	[7]	38	39	19	—	—	—	—	—
Gallup	January 6, 1979	[8]	40	39	17	—	—	—	—	—
Gallup	December 1978	[9]	40	38	18	—	4	—	—	1,015
Gallup	November 1978	[10]	45	35	18	—	2	—	—	1,035
Gallup	October 1978	[11]	42	37	17	—	4	—	—	—
Gallup	September 9, 1978	[12]	38	41	17	—	—	—	—	—
Gallup	August 1978	[13]	35	45	15	—	—	—	4	1,000
Gallup	July 1978	[14]	34	42	19	—	—	—	—	—
Lorne Reznowski becomes leader of SC (May 7, 1978)
Gallup	May 1978	[15]	39	43	15	—	—	—	—	—
Gilles Caouette resigns and Charles-Arthur Gauthier becomes interim leader of SC (April 11, 1978)
Gallup	April 1978	[16]	41	41	14	—	4	—	4	1,035
Gallup	March 1978	[17]	34	45	17	—	4	—	—	—
Gallup	February 1978	[18]	34	45	17	—	4	38	—	—
Gallup	December 1977	[19]	34	42	19	—	5	36	—	1,010
Gallup	November 1977	[20]	34	44	18	—	4	33	—	—
Gallup	October 1977	[20]	32	49	15	—	5	—	—	—
Gallup	September 1977	[20]	30	49	18	—	3	—	—	—
Gallup	August 1977	[20]	29	50	17	—	4	—	—	—
Gallup	July 1977	[20]	27	51	18	—	4	—	—	—
André-Gilles Fortin died (June 24, 1977) Gilles Caouette becomes interim leader of SC (June 29, 1977)
Gallup	June 1977	[21]	27	51	18	—	—	—	—	—
Gallup	May 1977	[22]	32	47	17	—	—	—	—	—
Gallup	April 1977	[23]	34	44	18	—	—	39	—	—
Gallup	March 1977	[23]	36	42	17	—	—	—	—	—
Gallup	February 1977	[20]	37	41	17	—	4	—	—	—
Gallup	January 1977	[20]	45	35	16	—	4	—	—	—
Gallup	December 1976	[24]	47	33	16	—	4	35	—	1,053
André-Gilles Fortin becomes leader of the SC (November 7, 1976)
Gallup	November 1976	[25]	42	35	17	—	6	35	4	1,058
Gallup	October 1976	[25]	44	33	17	—	6	—	—	—
Réal Caouette resigns as leader of the SC (September 16, 1976)
Gallup	September 1976	[25]	45	33	16	—	6	—	—	—
Gallup	August 1976	[25]	47	29	17	—	7	—	—	—
Gallup	July 1976	[26]	46	31	17	—	5	33	4	1,011
Gallup	June 1976	[26]	44	34	16	—	5	—	—	—
Gallup	May 1976	[26]	43	31	21	—	5	—	—	—
Gallup	April 1976	[26]	46	31	17	—	6	—	—	—
Gallup	March 1976	[27]	43	34	17	—	6	29	—	—
Joe Clark becomes leader of the PC party (February 22, 1976)
Gallup	February 1976	[27]	37	38	19	—	6	—	—	—
Gallup	January 1976	[27]	37	39	17	—	7	—	—	—
Gallup	December 1975	[27]	36	38	19	—	7	—	—	—
Gallup	November 1975	[27]	32	38	22	—	8	—	—	—
Gallup	October 1975	[27]	33	40	20	—	7	—	—	—
Ed Broadbent becomes leader of the NDP (July 7, 1975)
Gallup	July 1975	[28]	36	39	17	—	8	41	4	1,039
Gallup	June 1975	[28]	33	41	17	—	9	—	—	—
Gallup	May 1975	[28]	35	41	18	—	6	—	—	—
Gallup	April 1975	[28]	32	44	17	—	7	—	—	—
Gallup	March 1975	[29]	31	47	16	—	6	—	—	1,058
Gallup	February 1975	[29]	30	47	17	—	6	—	—	—
Gallup	January 1975	[29]	31	46	17	—	6	—	—	—
Gallup	December 1974	[29]	32	44	16	—	8	—	—	—
Gallup	November 1974	[29]	33	45	16	—	6	—	—	—
Gallup	October 1974	[29]	29	48	15	—	8	—	—	—
Gallup	September 1974	[29]	28	48	16	—	8	—	—	—
Election 1974	July 8, 1974		35.46	43.15	15.44	5.06	0.89