切申(德语：Teschen)是波兰的城镇，位于该国南部奥尔扎河左岸，毗邻与捷克接壤的边境，由西里西亚省负责管辖，面积28.69平方公里，是重要的旅游业中心，2006年人口36,014。原是属于奥地利西里西亚（后来的捷克西里西亚）。一战之后切申先是全部划归捷克，后来在国联调整下主城区（Osla河东岸）划归波兰，河西岸郊区留在捷克，即捷欣。二战前的慕尼黑协定，协议将捷克所属切申全部给予波兰，波军在捷克部分的切申搞了隆重的入城式。二战之后切申西部重新归还捷克，城中占多数的德意志人分别被捷克和波兰驱逐。

Cieszyn [ˈt͡ɕɛʂɨn] (Czech:Těšín, German:Teschen, Yiddish:טעשין‎) is a border-town in southern Poland on the east bank of the Olza River, and the administrative seat of Cieszyn County, Silesian Voivodeship. The town has about 36,100 inhabitants (as of 2013), and lies opposite Český Těšín in the Czech Republic's Karviná District, Moravian-Silesian Region. Both towns belonged to the historical region of Austrian Silesia and are the historical capital of the region of Cieszyn/Těšín Silesia.