克维曾（波兰语：Kwidzyn，德语：Marienwerder，马林韦尔德）位于波兰北部滨海省，是克维曾县的县治所在。曾是西普鲁士马林韦尔德大区的首府，一战之后经过公民投票，该城留在了德国划归东普鲁士，二战之后被苏联红军基本摧毁，割让给波兰。

维基共享资源中相关的多媒体资源：克维曾

Kwidzyn (Polish pronunciation: [ˈkfʲid͡zɨn]; Latin: Quedin; German:Marienwerder; Prussian: Kwēdina) is a town in northern Poland on the Liwa river in the Powiśle (right bank of Vistula) region, with 40,008 inhabitants (2004). It has been a part of the Pomeranian Voivodeship since 1999, and was previously in the Elbląg Voivodeship (1975–1998). It is the capital of Kwidzyn County.