Joseph William Martin Jr. was an American Republican politician who served as the 44th speaker of the United States House of Representatives from 1947 to 1949 and 1953 to 1955. He represented a House district centered on his hometown of North Attleborough, Massachusetts, from 1925 to 1967 and was the leader of House Republicans from 1939 until 1959, when he was ousted from leadership after the party's disastrous losses in the 1958 elections. He was the only Republican to serve as Speaker in a sixty-four year period from 1931 to 1995. He was a "compassionate conservative" who opposed the New Deal and supported the conservative coalition of Republicans and southern Democrats.

North Attleborough, alternatively spelled North Attleboro, is a city in Bristol County, Massachusetts, United States. The population was 30,834 at the 2020 United States Census.