Mark Dundas, 4th Marquess of Zetland British peer (born 1937) (1937–2026) Parents Penelope Pike Lawrence Dundas, 3rd Marquess of Zetland Children Lady Henrietta Dundas Lord James Dundas Robin Dundas, 5th Marquess of Zetland Siblings Lord David Dundas Lady Serena Dundas Lord Bruce Dundas Partners Susan Chamberlin