Nigel S. Wright (born May 18, 1963) is a Canadian businessman and lawyer. He served as the thirteenth Chief of Staff of the Office of the Prime Minister of Canada, from September 2010 to May 2013 and is a Managing Director in the London office of Onex Corporation. Wright left the Prime Minister's Office after it was reported that he had lied about using his own money to cover Senator Mike Duffy repay the government for housing expenses that were, at the time, the subject of media and political controversy.