Don Stewart MP is a Canadian politician.

He earned an engineering degree and an MBA from Queen's University at Kingston.

He previously worked as a director at BMO Capital Markets and Morgan Stanley.

Stewart works for the Canadian Investment Regulatory Organization.

[5][6] He has also been an honorary lieutenant-colonel in the Canadian Armed Forces, and is the treasurer of the 2 Intelligence Company Senate, a non-profit organization set up to support current and former members of 2 Intelligence Company, a primary reserve unit of the 32 Canadian Brigade Group in Toronto.