Martin Cullen (b. November 1954 in Waterford), Irish Progressive Democrats politician.

Cullen was educated locally and at Waterford Regional Technical College. He was first elected to Dáil Éireann as a Progressive Democrats TD in 1987. During his first period as a TD he served as Progressive Democrats spokesperson on Tourism, Transport & Communications (1987-1988) and Industry & Commerce (1988-1989). Cullen lost his seat following the General Election in 1989 but was appointed to Seanad Éireann instead. He was re-elected to the Dáil in 1992. The following year he became Party spokesperson on Enterprise & Employment. During the 27th Dáil he left the Progressive Democrats and joined Fianna Fáil. Between 1997 and 2002 he served as Minister of State at the Department of Finance. In 2002 he was appointed to the Cabinet as Minister for the Environment, Heritage & Local Government.