The Lobkowicz Palace is a part of the Prague Castle complex in Prague, Czech Republic. It is the only privately owned building in the Prague Castle complex and houses the Lobkowicz Collections and Museum. The palace was built in the second half of the 16th century by the Czech nobleman Jaroslav of Pernštejn (1528–1569) and completed by his brother, Vratislav of Pernštejn (1530–1582), the chancellor of the Czech Kingdom.