Andreas Pečar (born 1972) is a German historian of the Early modern period and a lecturer at the Martin-Luther-University Halle-Wittenberg.
From 2001 to 2009 he was assistant at the University of Rostock and in 2005/06 he was a Fedor Lynen Fellow of the Alexander von Humboldt Foundation at Queen Mary College.
Pečar is a member of the Historische Kommission für Sachsen-Anhalt [de] and is on the board of trustees of the Leucorea Foundation.
In 2007/08 he was part of the Cluster of Excellence Cultural Foundations of Integration in Konstanz.
On 1 February 2019, Pečar was elected chairman of the Historical Commission of Saxony-Anhalt.