Radzionków ([raˈd͡ʑɔŋkuf]; German: Radzionkau, Silesian: Cidry) is a town in Silesia in southern Poland, near Katowice.

Located in the Silesian Highlands.

In 1975–1997 it was a part of Bytom before it became a separate entity in 1998.

Radzionków is one of the towns of the 2.7 million conurbation – Katowice urban area and within a greater Katowice-Ostrava metropolitan area populated by about 5,294,000 people.

This Tarnowskie Góry County location article is a stub.