Marc-André Blanchard

Marc-André Blanchard
17th Chief of Staff to the Prime Minister
Assuming office
July 2025
Prime MinisterMark Carney
SucceedingMarco Mendicino
24th Canadian Ambassador to the United Nations
In office
April 1, 2016  July 31, 2020
MonarchElizabeth II
Prime MinisterJustin Trudeau
Preceded byGuillermo Rishchynski
Succeeded byBob Rae
President of the Quebec Liberal Party
In office
2000–2008
LeaderJean Charest
Personal details
Born (1965-11-10) November 10, 1965
NationalityCanadian
Political partyQuebec Liberal
Liberal
ProfessionLawyer

Marc-André Blanchard (born November 10, 1965) is a Canadian executive, lawyer and former diplomat. He served as Permanent Representative of Canada to the United Nations, from April 1, 2016 until July 31, 2020. In June 2025, Prime Minister Mark Carney announced Blanchard as his new Chief of Staff starting in July.