The title of Viscount Northampton is a British noble title that was created in 1784. It is part of the Peerage of the United Kingdom and is associated with the Northampton family. The title has been held by several individuals, each contributing to the family's history and influence in British society. The current holder of the title is Charles James Fox, who became the 7th Viscount Northampton in 2015. The family seat is located at Castle Ashby, a historic estate in Northamptonshire. The viscountcy is often linked to various charitable activities and local community involvement.