Alberto Simonini (19 February 1896 – 6 July 1960) was an Italian trade unionist and socialist politician.

[1] Simonini became a member of the Unitary Socialist Party (PSU) in August 1922.

[1] Simonini resumed his political activity and joined the Italian Socialist Party (PSI) in 1943.

[2] Then he became a member of the Italian Democratic Socialist Party (PSDI), of which he was the second secretary in 1948 (after Giuseppe Saragat).

[3] On 6 July 1960, Simonini died of a heart attack at the age of 64 in Strasbourg, France, where he was to participate in the work of the European Parliament.