Joseph William Martin, Jr (November 3, 1884 - March 6, 1968) was an American politician from Massachusetts.

Martin was a member of the United States House of Representatives from 1925 to 1967. He served as Speaker of the House of Representatives from 1947 to 1949 and from 1953 to 1955. He was a member of the Republican Party.

|- style="text-align: center;" | width="30%" |Preceded by:
Sam Rayburn | width="40%" style="text-align: center;" |Speaker of the U.S. House of Representatives
January 3, 1953 – January 3, 1955 | width="30%" |Succeeded by:
Sam Rayburn