William H. Masters (August 14, 1820 – December 25, 1906) was an American farmer, pioneer, and politician.
Born in Norfolk, Litchfield County, Connecticut, Masters moved to Wisconsin Territory in 1845 and eventually settled on a farm in Weyauwega, Waupaca County, Wisconsin.
Masters served as chairman of the Royalton Town Board.
Masters died suddenly on Christmas Day 1906, at his granddaughter's house in Fond du Lac, Wisconsin.
This article about a Republican Party member of the Wisconsin State Assembly born in the 1820s is a stub.