Pentonville is an area of north-central London in the London Borough of Islington, centred on the Pentonville Road. The area is named after Henry Penton, who developed a number of streets in the 1770s in what was open countryside adjacent to the New Road. Pentonville was part of the ancient parish of Clerkenwell, and was incorporated into the Metropolitan Borough of Finsbury by the London Government Act 1899. It has been part of the London Borough of Islington since 1965.
More information on the Wikipedia page .