High Quality Content by WIKIPEDIA articles! John Colum Crichton-Stuart, 7th Marquess of Bute (born 26 April 1958 in Rothesay, Isle of Bute), styled Earl of Dumfries before 1993 and from this courtesy title usually known as Johnny Dumfries, is a Scottish peer and a former racing driver. He does not use his title and prefers to be known solely as John Bute. The family home is Mount Stuart House on the Isle of Bute.