Tilman Brück (born 10 December 1970) is a German economist specializing in development and the economics of peace, conflict and terrorism.

He was full professor of development economics at Humboldt University of Berlin.

He also headed the department of Development and Security at the German Institute for Economic Research (DIW).

In September 2012 it was announced that he was to replace Bates Gill as head of the Stockholm International Peace Research Institute, a global think-tank dedicated to research into security, conflict and arms control.

[3] Brück studied for masters and doctorate degrees in economics at the University of Oxford, St Cross College, between 1996 and 2001.