Colin Christopher Paget Tennant, 3rd Baron Glenconner (1 December 1926 27 August 2010) was a Scottish aristocrat. He was the son of Christopher Grey Tennant, 2nd Baron Glenconner, and Pamela Winefred Paget. He was also the nephew of Edward Wyndham Tennant and Stephen Tennant, and the brother of novelist Emma Tennant.Before succeeding to the peerage, he had travelled widely, especially in India and the West Indies. He was a close friend of Princess Margaret, to whom his wife was a lady-in-waiting, and an avid socialite. In 1958, he purchased the island of Mustique in The Grenadines for