Ambassador Jean-François Tremblay took up his duties as Permanent Representative of Canada to the OECD on 22 September 2025.Prior to his appointment as Ambassador and Permanent Representative of Canada to the OECD, JeanFrançois Tremblay served as Deputy Minister of several departments within the Government of Canada, including: Environment and Climate Change Canada (2023 to 2025), Employment and Social Development Canada (2022 and 2023), Natural Resources (2020 to 2022), Indigenous Services (2017 to 2020), Infrastructure and Communities (2016 to 2017), and Transport, Infrastructure and Communities (2015 to 2016).
Between 2013 and 2015, Mr. Tremblay served as Deputy Secretary to the Cabinet (Operations) at the Privy Council Office. Mr. Tremblay also served at the Department of Aboriginal Affairs and Northern Development Canada, where he held the positions of Senior Assistant Deputy Minister, Treaties and Aboriginal Government (2012 to 2013) and Policy and Strategic Direction (2010 to 2012).
He also worked for the Privy Council Office as Assistant Secretary to the Cabinet for Priorities and Planning (2007 to 2010) and Assistant Deputy Minister, Intergovernmental Affairs (2006 and 2007).
Mr. Tremblay joined the federal public service in 2000 as a policy analyst for the Privy Council Office.
He holds a Ph.D. in political science from Laval University.