Potomac
- 1345 Potomac
- Army of the Potomac
- Epic Games
- Gunnersbury Park
- Gunnersbury Park
- Lionel Nathan Rothschild
- Patawomeck
- Patowmack Canal
- Potomac (Amtrak train)
- Potomac (tug)
- Potomac Airfield
- Potomac Company
- Potomac Highlands
- Potomac Horse Fever
- Potomac Park, Maryland
- Potomac River
- Potomac Special
- Potomac Turbo
- Potomac, Illinois
- Potomac, Maryland
- Potomac, Montana
- Potomac, Virginia
- Potomac, West Virginia
- Potomak
- USS Potomac
- University of the Potomac