Obey River
 The Obey River is a 47.8-mile-long (76.9 km) tributary of the Cumberland River in the U.S. state of Tennessee. It joins the Cumberland River near the town of Celina which is generally considered to be the Cumberland's head of navigation. Via the Cumberland and Ohio rivers the Obey River is part of the Mississippi River watershed.Near its mouth the Obey is impounded by the U.S. Army Corps of Engineers Dale Hollow Reservoir site of a fish hatchery run by the federal government.