Ridderkerk (Dutch pronunciation: [ˌrɪdərˈkɛr(ə)k] ⓘ) is a town and municipality in the western Netherlands, in the province of South Holland.

The municipality of Ridderkerk also includes the following towns, villages and townships: Bolnes, Oostendam, Rijsoord and Slikkerveer.

Ridderkerk has a museum called De Oudheidkamer, covering the history of the town.

The centre of Ridderkerk has a central square for events and there is a theater.

Topographic map of the municipality of Ridderkerk This South Holland location article is a stub.