SANQUHAR, a royal and parliamentary burgh of Scotland, in Dumfriesshire, near the left bank of the Nith, 27 miles N.W. of Dumfries, and 56 S.E. of Glasgow. It has one long principal street, neither very regular nor clean. The chief buildings are the town-hall, parish church, Free Church, 2 United Presbyterian, and a Reformed Presbyterian Church, several schools, &c. Weaving, muslin-sewing, and carpet-making are the chief employments of the people. The burgh is governed by a provost and nine councillors; and represented in Parliament by one member. Pop. (1851) of the parish, 4071; of the parliamentary burgh, 2381; of the town, 1884.