Simone Lässig (born 1964) is the director of the German Historical Institute Washington DC and a cultural and social historian of the nineteenth and twentieth centuries.

She then studied until 1987 at the Pedagogical University of Dresden, where in 1990 she obtained her PhD for a thesis on "Military Political action of social democracy in Eastern Saxony".

Lässig worked as a research assistant at the Department of Saxon history of the Technical University of Dresden.

Between 2006 and 2015 Simone Lässig was director of the Georg Eckert Institute for International Textbook Research and Professor of Modern History at the Technical University of Braunschweig.

From October 2009 to June 2010 she was a visiting professor at St Antony's College of University of Oxford.