 The Ropner Baronetcy, of Thorp Perrow in the North Riding of the County of York, was created in the Baronetage of the United Kingdom on 31 January 1952 for Leonard Ropner, for many years Conservative Member of Parliament for Sedgefield and Barkston Ash.He was the son of William Ropner, third son of the first Baronet of the 1904 creation.Consequently, the present holder of the baronetcy is also in remainder to the Ropner Baronetcy of 1904.