Sandusky River
General data
- Name: Sandusky River
- Water system: St. Lawrence River
- Water type: River
- Progression: Lake Erie -> Niagara River -> Lake Ontario -> St. Lawrence River -> Gulf of St. Lawrence -> Atlantic Ocean -> Planet Earth
- Climates: Continental
- Continents: North America
- Countries: United States of America
The Sandusky River (Wyandot: saandusti; Shawnee: Potakihiipi) is a tributary to Lake Erie in north-central Ohio in the United States. It is about 133 miles (214 km) long and flows into Lake Erie at the southwest side of Sandusky Bay.