Samuel Rosborough Balcom (March 24, 1888 – May 4, 1981) was a Canadian politician, businessman and pharmacist. He was elected to the House of Commons of Canada in a June 19, 1950 by-election as a Member of the Liberal Party representing the riding of Halifax, after Isnor was called to the Senate. He was re-elected in 1953 and defeated in 1957. Prior to his federal political experience, he was a commanding officer in medical stores during World War II between 1942 and 1942. Between 1944 and 1945, he was chief medical stores inspection officer in the Canadian Army.

Electoral record

v t e 1957 Canadian federal election: Halifax
Party	Candidate	Votes	%	Elected
	Progressive Conservative	Robert McCleave	41,140	25.32	Y
	Progressive Conservative	Edmund L. Morris	41,099	25.29	Y
	Liberal	Samuel Rosborough Balcom	38,504	23.70
	Liberal	John Horace Dickey	38,191	23.51
	Co-operative Commonwealth	Hyacinth Lawrence MacIntosh	1,984	1.22
	Co-operative Commonwealth	Lloyd Carman Wilson	1,562	0.96
Total valid votes			162,480	100.00

v t e 1953 Canadian federal election: Halifax
Party	Candidate	Votes	%	Elected
	Liberal	John Horace Dickey	34,587	27.82	Y
	Liberal	Samuel Rosborough Balcom	34,222	27.53	Y
	Progressive Conservative	Edmund L. Morris	26,552	21.36
	Progressive Conservative	Frederick William Bissett	24,112	19.39
	Co-operative Commonwealth	Hyacinth Lawrence MacIntosh	2,731	2.20
	Co-operative Commonwealth	Lloyd Carman Wilson	2,120	1.71
Total valid votes			124,324	100.00

Canadian federal by-election, 19 June 1950
Party	Candidate	Votes	%	Elected
	Liberal	Samuel Rosborough Balcom	24,665	57.07	Y
	Progressive Conservative	Lloyd Allen	13,696	31.69
	Co-operative Commonwealth	J.W.A. Nicholson	4,861	11.25
Total valid votes			43,222	100.00
Called upon Gordon Isnor being called to the Senate, 2 May 1950