Ahmed Brahim (, "ʾAḥmad Ibrāhīm"; 14 June 1946 – 14 April 2016) was a Tunisian politician. He was the First Secretary of Ettajdid Movement and the leader of the Democratic Modernist Pole until April 2012, when his party merged into the Social Democratic Path of which he became the president. He was the Ettajdid Movement's candidate for President of Tunisia in the 2009 presidential election. He was a professor of French at the University of Tunis; his area of study was comparative linguistics.