Rokycany District is a district in the Plzeň Region of the Czech Republic. Its capital is the town of Rokycany.

Plzeň Region is an administrative unit (kraj) in the western part of Bohemia in the Czech Republic. It is named after its capital Plzeň. In terms of area, Plzeň Region is 7,561 km2, the third largest region in the Czech Republic. However, with a population of about 585,000 inhabitants it is only the ninth most populous region. After the South Bohemian Region it is the second least densely populated region. The region can be roughly divided into two parts: a highly industrialized north-eastern part with a strong engineering tradition around Pilsen and a more hilly and rural south-western part with smaller-sized manufacturing companies processing natural resources.