克莱斯勒集团（英语：Chrysler Group LLC），又译作佳士拿集团，汽车制造商，总部位于美国密西根州奥本山，与福特汽车及通用汽车合称为美国汽车制造三大龙头（Big Three）。其旗下有多个汽车品牌，包括佳士拿、道奇及吉普等。

克莱斯勒集团于1925年由沃尔特·克莱斯勒创建。1998年，克莱斯勒与戴姆勒-奔驰合并为戴姆勒-克莱斯勒，2007年克莱斯勒集团的股份被出售，再度成为独立集团。2013年，意大利商飞雅特入股投资。

FCA US LLC, also known as simply Chrysler (/ˈkraɪslər/), is an American automobile manufacturer headquartered in Auburn Hills, Michigan and owned by holding company Fiat Chrysler Automobiles (FCA), headquartered in London, U.K. Chrysler is one of the "Big Three" American automobile manufacturers. It sells vehicles worldwide under its flagship Chrysler brand, as well as the Dodge, Jeep, and Ram Trucks. Other major divisions include Mopar, its automotive parts and accessories division, and SRT, its performance automobile division. In 2014, FCA US LLC was the seventh biggest automaker in the world by production.