General elections were held in Guatemala on 1 March 1970. No candidate received over 50% of the vote in the presidential election, resulting in Carlos Manuel Arana Osorio being elected by Congress on 21 March by a vote of 37 to 17. The National Liberation Movement–Institutional Democratic Party alliance also won the Congressional elections. Voter turnout was 53.82% in the presidential election and 53.26% in the Congressional elections.