William Joseph Broderick (20 May 1877 – 1 June 1957) was an Irish politician and farmer. He was first elected to Dáil Éireann as a Cumann na nGaedheal Teachta Dála (TD) for the Cork East constituency at the 1932 general election. He was re-elected at the 1933 general election but lost his seat at the 1937 general election. At the 1938 general election, he was elected as a Fine Gael TD for the Waterford constituency. At the 1943 general election, he moved to the Cork South-East constituency, and was re-elected for this constituency at the 1944 general election. He did not contest the 1948 general election.