Mappin baronets

The Mappin Baronetcy, of Thornbury in the Township of Upper Hallam in the Parish of Sheffield in the West Riding of the County of York, was a title in the Baronetage of the United Kingdom. It was created on 27 August 1886 for the factory owner and Liberal politician Frederick Mappin. The title became extinct on the death of the sixth Baronet in 1975.