Cudworth is an English locational surname, of Old English origin, deriving from the locations of Cudworth in Yorkshire, Somerset or Surrey.
although the Yorkshire location is the most likely.
[1][2][3] John de Cudworth (d.1384) married Margery the daughter of Richard de Oldham (lord of the manor of Werneth, Oldham, Lancashire) and the Cudworths were lords of the manor until 1683.
Ralph Cudworth (1572/3–1624) was the son of Ralph Cudworth (d.1572) of Werneth Hall, Oldham.
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