Alan Montagu-Stuart-Wortley-Mackenzie, 4th Earl of Wharncliffe British peer (1935-1987) (1935–1987) Parents Lady Maud Wentworth-Fitzwilliam Archibald Montagu-Stuart-Wortley-Mackenzie, 3rd Earl of Wharncliffe Children Lady Joanna Montagu-Stuart-Wortley-Mackenzie Lady Rowena Montagu-Stuart-Wortley-Mackenzie Siblings Lady Ann Montagu-Stuart-Wortley-Mackenzie Diana Montagu-Stuart-Wortley Lady Barbara Montagu-Stuart-Wortley-Mackenzie Mary Montagu-Stuart-Wortley-Mackenzie Partners Aline Bruce