Saugatuck River
General data
- Name: Saugatuck River
- Water system: Atlantic Ocean
- Water type: River
- Progression: Long Island Sound -> Atlantic Ocean -> Planet Earth
- Climates: Temperate
- Continents: North America
- Countries: United States of America
The Saugatuck River is a 38.1 km long river in southwestern Connecticut in the United States. It drains part of suburban and rural Fairfield County west of Bridgeport, emptying into Long Island Sound. The Aspetuck River is a major tributary of the Saugatuck River.