Anselmo Alliegro y Milá (March 16, 1899 – November 22, 1961) was a Cuban politician who served as the Acting President of Cuba for one day (January 1–2, 1959) after the departure of General Fulgencio Batista from the country.
He previously held the position of President of the Cuban Senate from February 1955 to 1 January 1959.
He also served as Prime Minister of Cuba in 1944.
He was also Mayor of the town of Baracoa, Representative in the Cuban Congress of 1925, 1940, 1945; Minister of Commerce 1942, Minister of Education, and Minister of Housing.
Alliegro was the son of an Italian, Miguel Alliegro Esculpino and a Spaniard, Donatila Milá.
He was married to Ana Durán with whom he had one child, Anselmo Leon Alliegro Jr.
He also had a daughter, Rosa Maria "Polita" Alliegro y Sanchez, from his previous marriage to Rosa M.
Sanchez and a step-son, Alfredo G.
Duran, a product of his wife Anita Duran's first marriage.