Hugh W. Weir (1826 – February 8, 1893) was an American jurist who served as Chief Justice of the Idaho Territorial Supreme Court from 1888 to 1889.

[1] A Democrat, Weir was active in local politics, and he ran unsuccessfully for Congress against John Covode in 1866.

[3][4] Weir had been nominated as Chief Justice of the Supreme Court of Utah Territory, but that appointment went to Elliott Sandford.

[5] In 1889 Judge Weir wrote an opinion upholding the Idaho Territorial Legislature in its partition of Alturas County.

[6][7] President Harrison replaced Weir with James H. Beatty, a judge from Hailey, in November 1889.