Ian Lionel Malcolm Leslie, 21st Earl of Rothes (10 May 1932 – 15 April 2005) was a Scottish nobleman.
He was a member of the House of Lords from 1974 to 1999.
Early life
Born on 10 May 1932, Rothes began life as the Hon. Ian Lionel Malcolm Leslie, eldest son of Malcolm Leslie and his wife Beryl Violet Dulgdale. From birth he had the title "Master of Rothes". who was unmarried, so that the heir presumptive to the peerages is his brother the Hon. Alexander John Leslie (born 1962).