William Douglas, of Cavers (died 1748)

William Douglas (c. 1688 – January 1748), 14th of Cavers, was a Scottish politician. He was the first son of Archibald Douglas of Cavers.

He was the Member of Parliament (MP) for Roxburghshire from 1715 to 1722, for Dumfries Burghs from 1722 to 1727, for Roxburghshire again from 1727 to 1734 and February 1742 to 1747.