Timothy David Snyder is an American historian specializing in the history of Central and Eastern Europe, the Soviet Union, and the Holocaust. He is the Richard C. Levin Professor of History at Yale University and a permanent fellow at the Institute for Human Sciences in Vienna.

Bloodlands: Europe Between Hitler and Stalin is a 2010 book by Yale historian Timothy Snyder. It is about mass murders committed before and during World War II in territories controlled by Nazi Germany and the Soviet Union.