Former President of Chile who defeated Salvador Allende in 1958 and lost to him 12 years later in the 1970 election. He was elected to the Senate seat from Santiago in 1957.
He graduated from the University of Chile in 1919.
His father was Arturo Alessandri, who was the president of Chile from 1920 to 1925 and 1932 to 1938.
He never married.
He lost to Salvadore Allende in the election preceding the military coup of Augusto Pinochet.