Samuel Gregson (1793–1865) was a nineteenth-century British merchant, politician, philanthropist.
In London he was Chairman of the East India and China Trading Association and a commodities trader.
After establishing a successful trading business, Gregson inherited land in Lancashire and also Manorial Rights and property in Cheshire through marriage.
He predominantly, and his family provided the land and financial resources to construct Christ Church, Lancaster.
This article about a member of Parliament representing an English constituency is a stub.