Gwendolyn Sasse (born 21 February 1972 in Glinde, Schleswig-Holstein, Germany) is a German political scientist and Einstein Professor for Comparative Research on Democracy and Authoritarianism at Humboldt-Universität of Berlin.

[1] She is also the director of the Centre for East European and International Studies [de] (ZOiS) in Berlin.

[2] Previously, Sasse was professor of comparative politics at Nuffield College, University of Oxford.

Sasse has research interests in post-communist transitions; comparative democratisation; ethnic conflicts; international conditionality; national minorities; the political behaviour of migrants; diaspora politics; and the political in contemporary art.

[3] Sasse won the Alexander Nove Prize of the British Association for Slavonic & East European Studies for her book The Crimea Question: Identity, Transition, and Conflict (2007).