The Christian Social Party (German: Christlich-Soziale Partei, pronounced [ˈkʁɪstlɪç zoˈtsi̯aːlə paʁˈtaɪ], CSP) is a Christian democratic[3] political party operating in the German-speaking Community of Belgium.

In the 2004 European Parliament election, standing as Christlich-Soziale Partei - Europäische Volkspartei, the party gained the single seat allocated by Belgian law to the German-speaking community.

The party has maintained this seat since then.

The CSP works with its Francophone counterpart Les Engagés in other elections.

This article about a Belgian political party is a stub.