The Siletz are a nearly extinct tribe of Native Americans from Oregon. Siletz may also refer to:
- Confederated Tribes of Siletz Indians, a federally recognized tribal entity from the U.S. state of Oregon.
- Siletz Reservation, an Indian reservation in Oregon, home to the Confederated Tribes of Siletz
- Siletz Bay, a body of water in Oregon.
- Siletz, Oregon, a city in Oregon.
- Siletz River, a river in Oregon.
- Siletz River Volcanics, a formation of Eocene volcanic deposits on the Oregon coast.
- Siletz terrane: Siletzia, a tectonic terrane that forms the geological basement under northwestern Oregon, southwestern Washington (state), and the southern tip of Vancouver Island.
If an internal link led you here, you may wish to change the link to point directly to the intended article. Category: