Wierden (Dutch pronunciation: [ˈʋiːrdə(n)] ⓘ; Tweants: Wierdn) is a town and a municipality in the eastern Netherlands, in the province of Overijssel.

The municipality of Wierden also includes the following towns, villages and townships: Enter, Hoge Hexel [nl], IJpelo [nl], Notter, Rectum, and Zuna [nl].

In midsummer, the locally known, 3-day festival "WieZo" is held.

For some years the Wiezoloop has become an independent event, separate from the Wiezo, and is held the same year about 1 month earlier.

Wierden is twinned with: Since September 2010, the town council decided to stop the cooperation between the municipalities because of the high costs and too low benefit.