1973 Chilean parliamentary election

Chilean parliamentary election, 1973

4 March 1973
All of the 150 seats in the Chamber of Deputies 25 out of 50 seats in the Senate 76 deputies and 26 senators seats needed for a majority
First party Second party   Party Confederation of Democracy Popular Unity Seats before 93 D / 32 S 58 D / 17 S Seats after 87 deputies 30 senators 63 deputies 19 senators Seat change 6 D / 2 S 5 D / 2 S Popular vote 2,013,592 1,605,170 Percentage 55.49% 44.23%

Parliamentary elections were held in Chile on 4 March 1973. The Confederation of Democracy alliance won a majority of seats in both the Chamber of Deputies and the Senate.

Electoral system

The term length for Senators was eight years, with around half of the Senators elected every four years. This election saw 25 of the 50 Senate seats up for election.

Results

Senate

Coalition		Party		Votes	%	Seats
	Confederation of Democracy	bgcolor=Template:Christian Democratic Party (Chile)/meta/color|	Christian Democratic Party	745,274	33.88	10
		bgcolor=Template:National Party (Chile, 1966–94)/meta/color|	National Party	417,311	18.97	4
		bgcolor=Template:Radical Democracy Party (Chile)/meta/color|	Radical Democracy Party	47,992	2.18	0
		bgcolor=Template:Chilean Social Democracy Party/meta/color|	Radical Left Party	34,334	1.56	0
			CODE List votes	14,432	0.66
			Total	1,259,343	57.25	14
	Unidad Popular		Socialist Party	392,469	17.84	5
		bgcolor=Template:Communist Party of Chile/meta/color|	Communist Party	380,460	17.29	5
			Radical Party	126,961	5.77	1
		bgcolor=Template:Popular Unitary Action Movement/meta/color|	Popular Unitary Action Movement	23,191	1.05	0
			UP List votes	17,431	0.79
			Total	940,512	42.75	11
Invalid/blank votes				-	–	–
Total valid votes				2,199,855	100	25
Registered voters/turnout				4,510,060	–	–
Source: Electoral Service.

Chamber of Deputies

Coalition		Party		Votes	%	Seats	+/–
	Confederation of Democracy	bgcolor=Template:Christian Democratic Party (Chile)/meta/color|	Christian Democratic Party	1,055,120	29.07	50	–5
		bgcolor=Template:National Party (Chile, 1966–94)/meta/color|	National Party	780,480	21.51	34	0
		bgcolor=Template:Radical Democracy Party (Chile)/meta/color|	Radical Democracy Party	70,582	1.94	2	New
		bgcolor=Template:Chilean Social Democracy Party/meta/color|	Radical Left Party	60,166	1.66	1	New
		bgcolor=Template:National Democratic Party (Chile)/meta/color|	National Democratic Party	13,349	0.37	0	0
			CODE List votes	33,895	0.93
			Total	2,013,592	55.49	87	–
	Unidad Popular		Socialist Party	678,796	18.70	28	+13
		bgcolor=Template:Communist Party of Chile/meta/color|	Communist Party	593,738	16.36	25	+3
			Radical Party	133,745	3.69	5	–19
		bgcolor=Template:Popular Unitary Action Movement/meta/color|	Popular Unitary Action Movement	92,592	2.55	2	New
			Christian Left	41,589	1.15	1	New
		bgcolor=Template:Independent Popular Action/meta/color|	Independent Popular Action	29,972	0.83	2	New
			UP List votes	34,738	0.96
			Total	1,605,170	44.23	63	–
bgcolor=Template:Popular Socialist Union (Chile)/meta/color|	Popular Socialist Union			10,287	0.28	0	0
Invalid/blank votes				58,056	–	–	–
Total				3,687,105	100	150	0
Registered voters/turnout				4,510,060	–	–	–
Source: Electoral Service.

Vote share PDC   29.07% PN   21.51% PS   18.70% PCCh   16.36% PR   3.69% MAPU   2.55% DR   1.94% PIR   1.66% IC   1.15% Others   3.37%