Ian Stewart, Baron Stewartby (born 10 August 1935) is a British Conservative politician. He was Member of Parliament for Hitchin from February 1974 to 1983, and for Hertfordshire North from 1983 until he stood down in 1992. He served junior minister for Defence Procurement, Economic Secretary to the Treasury, and Minister for the Armed Forces. After he left the House of Commons he was given a peerage.
Sources: Times Guide to the House of the House of Commons 1987, www.angeltowns.com