Mark McDowell (born October 8, 1962) is a Canadian diplomat and was the first resident Ambassador of Canada to the Union of the Republic of Myanmar.
He is considered an Asia hand and is a specialist in the fields of public diplomacy and digital diplomacy.
He has been characterized as "an unconventional diplomat" and a champion of LGBTIQ rights.In October 2016, he took an extended leave from the Canadian foreign service and joined the International Institute for Democracy and Electoral Assistance (IDEA).
He is currently the head of International IDEA's Myanmar office.