Kinross , town (1991 pop. 3,459), Perth and Kinross, E Scotland, on Loch Leven. Kinross is an agricultural hub, with some woolen and linen manufacturing. Mary Queen of Scots was imprisoned in the nearby Loch Leven Castle for 11 months (1567-68). Kinross House, in the style of an Italian Renaissance mansion, was built for James II of England (then duke of York) in 1685.