Peter Mackay, 4th Earl of Inchcape British Earl (born 1943) (b. 1943) Parents Aline Thorn Pease Kenneth Mackay Children Lady Ailsa Mackay Fergus James Kenneth Mackay, Viscount Glenapp Lady Elspeth Pease Mackay Siblings Patrick Rupert Windsor Roe James Jonathan Thorn Mackay Lady Lucinda Louise Mackay Oriel Melanie Thorn Roe Ivan Cholmeley Mackay Shane Mackay Partners Georgina Nisbet