Baron St Oswald  Baron St Oswald, of Nostell in the West Riding of the County of York, is a title in the Peerage of the United Kingdom. It was created in 1885 for the industrialist and Conservative politician Rowland Winn, a former Member of Parliament for North Lincolnshire. His son, the second Baron, represented Pontefract in the House of Commons. His grandson, the fourth Baron, held junior ministerial positions in the Conservative administrations of Harold Macmillan and Alec Douglas-Home and also sat as a Member of the European Parliament. the title is held by the latter's nephew, the sixth Baron, who succeeded his father in 1999. The family seat is Nostell Priory, near Crofton, West Yorkshire. The house was handed over to the National Trust in 1953 but is still the home of the Barons St Oswald. The heir apparent is the present holder's son the Hon. Rowland Charles Sebastian Henry Winn (b. 1986)