| Honorific-Prefix: | Honourable Dr |
| Alexandre Barro Chambrier | |
| Honorific-Suffix: | MP |
| Office: | Member of the National Parliament (Gabon) |
| Term Start: | March 2012 |
| Office2: | Minister of oil, Mining and Hydrocarbon of Gabon |
| Term Start2: | January 2011 |
| Term End2: | February 2012 |
| Successor2: | Etienne Dieudonné Ngoubou |
| Office3: | Executive Director of IMF |
| Term Start3: | 1998 |
| Term End3: | October 2002 |
| Successor3: | Ondo Mane Damian |
| Birth Date: | 25 August 1958 |
| Birth Place: | Paris, France |
| Nationality: | Gabonese |
| Party: | Rassemblement Pour La Patrie et la Modernité (RPM) |
| Spouse: | Helena Lydia Barro Chambrier |
| Relations: | Married |
| Children: | 5 |
| Alma Mater: | Université de Paris IX Dauphine, Paris |
Alexandre Barro Chambrier (born 25 August 1958) is a Gabonese politician and MP of the 4th district of Libreville, standing member of the political bureau and member of the Pan African Parliament.
Mr. Alexandre Barro Chambrier holds an MA in Economics and Management Science, Post Graduate Studies in Political Science (DEA) from the University of Paris IX Dauphine (France), Ph.D in Economics (Institut d’Etudes Politique, Paris, France) and a Post – Doctorate degree (Aggregation) in Economics From 1988–1991.
He held successively responsibilities as the Economic Adviser to the Ministry of Trade and Secretary of State for Culture and Francophone within the Government of Gabon. From 1990 to 1994, he served as Senior Advisor to the Prime Minister of the Republic of Gabon.[1] In charge of the Special Committee on the Economic and Financial Crisis of the Republic of Gabon. Between 1994 and 2002 he served as the Alternate Director and Executive Director of the International Monetary Fund (IMF) in Washington, representing 24 African countries. From September 2004 – December 2005 he was the Deputy Minister in charge of Forestry, responsible for Nature Conservation, Deputy Minister in charge of Economy, Finances, Budget and Privatization (2006–2007), Minister Delegate to the Minister of Forest Economy, Water, Fisheries and Aquaculture, in charge of Water and Fisheries (2008–2009), Minister Delegate to the Minister of Development, Public Performance, Prospective and Statistics (2009). Since 14 January 2011 – February 2012, he served as the Minister of Mines, Petroleum and Hydrocarbons.[2] He is currently a member of the national parliament (4th District of Libreville) and a member of the Pan African Parliament (Midrand South Africa).
In July 2023, Barro Chambrier was declared as a candidate for the 2023 presidential election.
On January 17, 2024, Alexandre Barro Chambrier was appointed Deputy Prime Minister in the government of Raymond Ndong in charge of planning.https://www.rfi.fr/fr/afrique/20240118-gabon-l-opposant-alexandre-barro-chambrier-nomm%C3%A9-vice-premier-ministre.
The Economy of Gabon: Analysis, adjustment and adaptation policies. From Hugues Alexandre Barro Chambrier.[3]