1973 Chilean parliamentary election
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.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
! style="background:#e9e9e9;" colspan="2"|Coalition
! style="background:#e9e9e9;" colspan="2"|Party
! style="background:#e9e9e9;"|Votes
! style="background:#e9e9e9;"|%
! style="background:#e9e9e9;"|Seats
! style="text-align:left;" rowspan="6"|Confederation of Democracy
!align=left|Total||1,259,343||57.25||14
! style="text-align:left;" rowspan="6"|Unidad Popular
!align=left|Total||940,512||42.75||11! style="background:#e9e9e9;" colspan="2"|Coalition
! style="background:#e9e9e9;" colspan="2"|Party
! style="background:#e9e9e9;"|Votes
! style="background:#e9e9e9;"|%
! style="background:#e9e9e9;"|Seats
! style="background:#e9e9e9;"|+/–
! style="text-align:left;" rowspan="7"|Confederation of Democracy
!align=left|Total||2,013,592||55.49||87||–
! style="text-align:left;" rowspan="8"|Unidad Popular
!align=left|Total||1,605,170||44.23||63||–
! style="text-align:left;" colspan="3"|Popular Socialist Union||10,287||0.28||0||0