Viscount Mansfield was a title in the British peerage, most notably held by William Murray, who served as the Lord Chief Justice of England in the 18th century. He is recognized for his significant contributions to the legal system, particularly in the areas of civil rights and the abolition of slavery. His rulings helped shape modern British law. The title of Viscount Mansfield was created in 1776 and is associated with Mansfield, a town in Nottinghamshire, England. The title has been passed down through generations, with various members of the family contributing to British society in different fields, including politics and law.