Hugh Doggett Scott, Jr. (November 11, 1900 – July 21, 1994), was an American lawyer and politician. A member of the Republican Party, he represented Pennsylvania in the U.S. House of Representatives from 1941 to 1945, and from 1947 to 1959. He also represented the state in the U.S. Senate from 1959 to 1977. As a Senator, he served as Senate Minority Leader from 1969 to 1977. He was also chairman of the Republican National Committee from 1948 to 1949.