The Lazio regional election of 1970 took place on 7–8 June 1970.
Events Christian Democracy resulted the largest party, followed by the Italian Communist Party. After the election Christian Democrat Girolamo Mechelli formed a centre-left government which included the Italian Socialist Party, the Unitary Socialist Party and the Italian Republican Party (organic Centre-left). In 1972 Mechelli was replaced by fellow Christian Democrat Luigi Cipriani, to whom Rinaldo Santini succeeded in 1973.
Results Parties votes votes (%) seats Christian Democracy890,74933.218 Italian Communist Party710,27326.413 Italian Social Movement274,24410.25 Italian Socialist Party235,7308.84 Unitary Socialist Party205,2067.73 Italian Liberal Party156,6455.83 Italian Republican Party98,5723.72 Italian Socialist Party of Proletarian Unity70,4212.61 Italian Democratic Party of Monarchist Unity33,6311.31 Red Star6,6650.3- National Democratic Party1,9580.1- Total2,684,094100.050 Source: Ministry of the Interior