1966 Colombian parliamentary election

Parliamentary elections were held in Colombia on 20 March 1966 to elect the Senate and Chamber of Representatives. Under the National Front agreement, only the Conservative Party and the Liberal Party were allowed to contest the elections, with each party allocated 50% of the seats in both houses. As a result, the main contest at the elections was between factions within each party.

Results

Senate

Party and faction				Votes	%	Seats	+/–
	Colombian Liberal Party		Oficialistas	1,120,394	38.51	46	+9
			Liberal Revolutionary Movement (soft)	367,457	12.63	7	–
			National Popular Alliance	10,283	0.35	0	–
			Others	347	0.01	0	–
			Independents	31,009	1.07	0	–
		Total		1,529,490	52.57	53	+4
	Colombian Conservative Party		National Popular Alliance	474,489	16.31	18	+16
			Unionistas	472,876	16.25	20	–11
			Lauro-Alzatistas	339,809	11.68	14	New
			Leyvistas	6,984	0.24	0	–
			Others	3,960	0.14	0	–
			Independents	81,586	2.80	1	+1
		Total		1,379,704	47.43	53	+4
Total				2,909,194	100.00	106	+8
Valid votes				2,909,194	99.70
Invalid/blank votes				8,669	0.30
Total votes				2,917,863	100.00
Registered voters/turnout				6,609,639	44.15
Source: Nohlen

Chamber of Representatives

Party and faction				Votes	%	Seats	+/–
	Colombian Liberal Party		Oficialistas	1,120,824	38.26	69	+10
			Liberal Revolutionary Movement (soft)	369,956	12.63	21	–2
			National Popular Alliance	100,898	3.44	4	+3
			Others	14,940	0.51	0	–
			Independents	24,026	0.82	1	+1
		Total		1,630,644	55.67	95	+3
	Colombian Conservative Party		Unionistas	474,397	16.20	35	–
			National Popular Alliance	422,204	14.41	33	+7
			Lauro-Alzatistas	346,664	11.83	25	New
			Leyvistas	7,485	0.26	1	+1
			Others	7,771	0.27	0	–
			Independents	40,106	1.37	1	+1
		Total		1,298,627	44.33	95	+3
Total				2,929,271	100.00	190	+6
Valid votes				2,929,271	99.66
Invalid/blank votes				9,951	0.34
Total votes				2,939,222	100.00
Registered voters/turnout				6,609,639	44.47
Source: Nohlen