Lawrence Dundas, 3rd Marquess of Zetland

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Lawrence Aldred Mervyn Dundas, 3rd Marquess of Zetland (12 November 1908 – 5 October 1989), was a British hereditary peer, known before 1961 as the Earl of Ronaldshay. He was also a lawn tennis player of some note in the 1940s.^{[citation needed]}