David Clifford Cretney (born 15 January 1954)[1] is a former Manx politician.
He was, until March 2014, Minister of Infrastructure in the Isle of Man Government,[2] 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.
Before going into politics, Cretney was a shop manager (1977–85) and he was also a businessman in the period 1985–2012.
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.