How tall is Doon Mackichan from Westminster, London, England? We trawled the web to determine that Doon Mackichan's height is 5ft 9 (175.3 cm). This makes him 0.1 inches shorter than the average male in the United States. Are you looking for more information about Doon Mackichan and his career? We found resources at imdb.com & co.uk.