Hříškov (German: Rischkau) is a municipality and village in Louny District in the Ústí nad Labem Region of the Czech Republic. It has about 400 inhabitants. Hříškov lies approximately 10 kilometres (6 mi) south-east of Louny, 44 km (27 mi) south of Ústí nad Labem, and 46 km (29 mi) north-west of Prague.