The following have been listed as variant names of the

Potomac River The Potomac River () drains the Mid-Atlantic United States, flowing from the Potomac Highlands into Chesapeake Bay. It is long,U.S. Geological Survey. National Hydrography Dataset high-resolution flowline dataThe National Map. Retrieved Augu ...

throughout its history by the

Geographic Names Information System The Geographic Names Information System (GNIS) is a database of name and locative information about more than two million physical and cultural features throughout the United States and its territories, Antarctica, and the associated states of ...

. The

Board on Geographic Names The United States Board on Geographic Names (BGN) is a federal body operating under the United States Secretary of the Interior. The purpose of the board is to establish and maintain uniform usage of geographic names throughout the federal govern ...

officially decided upon Potomac as its spelling in 1931.

Potomac River

*Cheneoow-quoquey *Co-hon-go-roo-ta River *Co-hon-go-ru-ta River *Cohongaroota River *Cohongoluta River *Cohongoronta River *Cohongoronto River *Cohongoroota River *Cohongorooto River *Cohongoruton River *Elisabeth River *Elizabeth River *Kahongoronton River *Maryland River *Pataromerke River *Patawmack River *Patawomeck River *Patawomecke River *Patawomek River *Patawomeke River *Patomack River *Patomacke River *Patomak River *Patomake River *Patomeck River *Patomecke River *Patomeke River *Patoumak River *Patowmack River *Patowmacke River *Patowmec River *Patowmeck Flu *Patowmeck River *Patowomeck River *Patowomek River *Pawtomack River *Pokomoach River *Potamack River *Potamak River *Potawmack River *Potomack River *Potomacke River *Potomak River *Potomeack River *Potomock River *Potomoke River *Potomuck River *Potomucke River *Potowmac River *Potowmack River *Potowmak River *Potowomek River *Pottomock River *Powtowmac River *Powtowmack River *Quattaro *Qui-o-riough River *Quiriough River *River Potowmack *Saint Gregories River *Saint Gregory River *San Pedro River *Satawomeck *Turkey Bussard River *Wappacomma River

North Branch Potomac River

*Cohongoronton *Kahun-gulta *North Branch *North Branch Patamac River *North Fork Potomac River

South Branch Potomac River

*South Branch of Potowmac River *South Branch of the Potowmack River *South Fork Potomac River *Wapacomo River *Wapocomo River *Wappacoma River *Wappatomaka River *Wappatomica {{Potomac River System Potomac River Alternative place names