National road 52 (Polish: Droga krajowa nr 52, abbreviated as DK52) is a route belonging to the Polish national road network.

The highway is a GP-class and S-class road,[1] 72 km (45 mi) long and is located in the Lesser Poland and Silesian Voivodeship.

This route consists of two fragments that are not connected with each other.

The first one connects Cieszyn through Bielsko-Biała with Głogoczów.

National road 52 has an axle limit restrictions.