Jean-François Jalkh was born in Tournan-en-Brie, in Seine-et-Marne, in 1957. Militant of the National Front since 1974, he is member of the Central committee since 1981. He was elected deputy for Seine-et-Marne in the National Assembly from 1986 to 1988. In 2010, he headed the list FN in the regional elections in Lorraine and then he became the President of the elected representatives of the group of this region until 2015. In 2011 he was responsible for organizing, as general delegate, the congress of Tours, in which Marine le Pen was elected President of the National Front. In 2012, he became vice president of the National Front in charge of elections and electoral disputes. Following the creation of the group Europe of Nations and Freedom, which involves the elected representatives of the National Front and their European allies, he presided over its European emanation as a European political party, the Movement for a Europe of Nations and Freedom until December 2017.


In 2014, he was elected MEP in the Eastern constituency. In the European Parliament, he is a member of the Environment, Public Health and Food Safety Committee and the Committee on Budgetary Control. He also sits on the delegation for relations with South Africa.