David Clifford Cretney (born 15 January 1954) is a Manx politician.
Before going into politics, Cretney was a shop manager (1977âÂÂ85) and he was also a businessman in the period 1985âÂÂ2012.
He was, until March 2014, Minister of Infrastructure in the Isle of Man Government, and had formerly headed the Departments of Community, Culture & Leisure, Trade & Industry, and Tourism & Leisure. He was a Member of the House of Keys for the Manx Labour Party, representing Douglas South from 1985. He has been a member of the upper house, the Legislative Council since 2015.
In December 2012 and early January 2013 he closed down his two bargain-basement retail outlets having chosen not to renew the leases on either of his premises.
He was elected in the 2025 Manx local elections to the Douglas City Council.