Patrick Weil (born 1956) is a French historian and political scientist. He is a research fellow at CNRS, at the Centre for the social history of the 20th century at the University of Paris 1. He studies the history of immigration in France. In 1992 he received the research prize of the National Assembly of France for his work La France et ses étrangers.
He worked as Chief of Staff of the Secretariat of State for immigrants in 1981 and 1982, and was a member of the Stasi Commission, and a member of the board of the Cité Nationale de l’Histoire de l’Immigration (Museum of the History of Immigration) - a position which, with seven others, he resigned on 18 May 2007, in protest against the creation of a ministry of immigration and national identity by Nicolas Sarkozy
He is President of the NGO Libraries Without Borders
He is currently a Visiting Professor of Law at Yale Law School