| Big Quilcene River | |
|---|---|
 Big Quilcene River | |
  Location of the mouth of the Big Quilcene River in Washington  Big Quilcene River (the United States) | |
| Location | |
| Country | United States |
| State | Washington |
| County | Jefferson |
| Physical characteristics | |
| Source | Olympic Mountains |
| • coordinates | 47°48′52″N 123°7′9″W / 47.81444°N 123.11917°W[1] |
| Mouth | Hood Canal |
• coordinates | 47°49′7″N 122°51′46″W / 47.81861°N 122.86278°W[1] |
The Big Quilcene River is a river on the Olympic Peninsula in the U.S. state of Washington.