Big Sulphur Creek
General data
- Name: Big Sulphur Creek
- Water system: Russian River (California)
- Water type: River
- Progression: Russian River (California) -> Russian River Estuary (California) -> Pacific Ocean -> Planet Earth
- Climates: Temperate
- Continents: North America
- Countries: United States of America
Big Sulphur Creek is a westward-flowing stream in northern Sonoma County, California, United States, which springs from The Geysers in the Mayacamas Mountains and runs 20 miles (32 km) to empty into the Russian River.