- For other uses, see Sioux.
The USS Sioux was a Federation Defiant-class escort/destroyer starship in Starfleet service in the 24th century. This ship was in active service around the 2370s decade. (TNG video games: Armada, Armada II)
- No specific history or definitive final fate was established for this vessel as its name was selected for a destroyer by the Armada I and II game developers, and is placed randomly each time the ship appears. This ship was most likely named for Earth history's Sioux Native American society or the various locations such as Sioux City that were named after them.