Mona N. Fortier PC MP is a Canadian politician who has served as the president of the Treasury Board since October 26, 2021. A member of the Liberal Party, Fortier has represented the electoral district of Ottawa—Vanier since winning the 3 April 2017 by-election. She previously served as the associate minister of finance and minister of middle class prosperity. Prior to her election, Fortier worked as director of communications for La Cité Collégiale in Ottawa.