Mark Roland Shand ( 28 June 1951 -- 23 April 2014 ) was a British travel writer and conservationist , and the brother of Camilla , Duchess of Cornwall .
Mark Roland Shand ( 28 June 1951 -- 23 April 2014 ) was a British travel writer and conservationist . Shand is known for having been Camilla , Duchess of Cornwall 's brother .