Thomas William Chester-Master, senior (25 May 1815 – 31 January 1899) was an English businessman.
He married in 1840, the daughter of Sir George Cornewall, baronet, MP, of Moccas Court, Herefordshire.
[1] But moved to the Three Counties, and held lands in Gloucestershire and Herefordshire, including the ancient medieval Abbey of Gloucester.
Lord Seymour, the Marquess of Hertford, had been declared a traitor by bill of Attainder, rendered forfeit his vast estates and titles by Queen Elizabeth I's parliament.
He was returned as MP for Cirencester in 1837, considered an unreformed wool town quite unaffected by the Great Reform Act 1832.