USS ''Sioux'' may refer to: * , an iron-hulled

tugboat A tugboat or tug is a marine vessel that manoeuvres other vessels by pushing or pulling them, with direct contact or a tow line. These boats typically tug ships in circumstances where they cannot or should not move under their own power, suc ...

built as P. H. Wise at Philadelphia in 1892 * , a cargo ship built in 1916 by the American Shipbuilding Co., Cleveland, Ohio * , a fleet tug in service from World War II through the Vietnam War * , a fleet ocean tug placed in service in 1981

See also