Legislative elections were held in South Korea on 27 February 1973 to elect 146 members of the National Assembly. Another 73 members appointed by President Park Chung-hee were indirectly elected by the National Conference for Unification on 7 March 1973. The result was a supermajority victory for the ruling Democratic Republican Party, which won 73 of the 146 elected seats in the National Assembly along with the 73 seats filled by Park's appointees. Voter turnout was 72.9%.