Ricardo Balbín was an Argentine lawyer and politician, and one of the most important figures of the centrist Radical Civic Union (UCR), for which he was the presidential nominee four times: in 1951, 1958, and twice in 1973.

The Radical Civic Union is a centrist and liberal political party in Argentina. It has been ideologically heterogeneous, ranging from conservatism to social democracy, but since 1995 it has been a member of the Socialist International.