Pinguk River
General data
- Name: Pinguk River
- Water system: Arctic ocean
- Water type: River
- Progression: Arctic ocean -> Planet Earth
- Climates: Subpolar
- Continents: North America
- Countries: United States of America
Pinguk River (alternate Iñupiaq language name, Pinauk meaning "hill") is a waterway located on the Seward Peninsula in the U.S. state of Alaska. The river runs in a northwesterly direction for 34 miles (55 km) and then flows into the Arctic Lagoon about 30 miles (48 km) northeast of Cape Prince of Wales.