Peregrine Willoughby-Brown (born December 2, 1985 in Toronto, Canada) is an heir to the Barony Willoughby de Eresby, whose family seats are at Grimsthorpe Castle in Lincolnshire, and Drummond Castle in Scotland. Willoughby-Brown is the son of Leueen Willoughby, a cousin of Seán Dublin Bay Rockall Loftus and is also a distant cousin of Andrew Willoughby Ninian Bertie, former Grand Master of the Sovereign Military Order of Malta. Peregrine Willoughby-Brown attended Upper Canada College in Toronto and Albert College in Belleville, Ontario, as well as studying at the Centre of West African Studies at the University of Birmingham in the United Kingdom. He now resides in London and is currently a man of leisure and occasional removals man.