Robin Lawrence Dundas, Earl of Ronaldshay (born 5 March 1965) is the eldest son of the 4th Marquess of Zetland.
Lord Ronaldshay was educated at Harrow School and the Royal Agricultural College. On 12 April 1997, he married Heather Hoffman and they have four daughters. He was a director of Catterick Bridge Racecourse Co Ltd and Redcar Racecourse Ltd and is a director of Fine Art Commissions Ltd and Zetland Estates Ltd.
Lord Ronaldshay is chairman of the Richmond Burgage Pastures Committee and a Trustee of the Trebetherick Estate Club.