Raúl Ricardo Alfonsín was an Argentine lawyer and statesman who served as president of Argentina from 10 December 1983 to 8 July 1989. He was the first democratically elected president after the National Reorganization Process. Ideologically, he identified as a radical and a social democrat, serving as the leader of the Radical Civic Union from 1983 to 1991, 1993 to 1995, 1999 to 2001 . His political approach was known as "Alfonsinism".
Born in Chascomús, Buenos Aires Province, Alfonsín began his studies of law at the National University of La Plata and was a graduate of the University of Buenos Aires. He was affiliated with the Radical Civic Union (UCR), joining the faction of Ricardo Balbín after the party split.