1978 San Marino general election

General elections were held in San Marino on 28 May 1978. The Sammarinese Christian Democratic Party remained the largest party, winning 26 of the 60 seats in the Grand and General Council. Following the elections the Sammarinese Communist Party formed a coalition with the Sammarinese Socialist Party and the Unitary Socialist Party.

Electoral system
Voters had to be citizens of San Marino and at least 24 years old.