George Sitwell (c. 1601–1667), the eldest son of George Sitwell (1569–1607) and Mary Walker, was a 17th-century landowner and ironmaster who was born at Eckington in Derbyshire and baptized there on 15 March 1601. He built Renishaw Hall in Derbyshire in 1626. His company mined, forged, and rolled iron for use in Britain and overseas. It exported a complete rolling mill to the West Indies.