Marie Anne Isler Béguin (born 30 June 1956 in Boulay-Moselle) is a French politician and Member of the European Parliament for the East of France. She is a member of the French Greens, part of the European Greens. She was re-elected in 2004. She sits on the Committee on the Environment, Public Health and Food Safety and is a substitute for the Committee on Foreign Affairs. She also is the Chairwoman of the delegation of the European parliament to Armenia, Azerbaijan, and Georgia.