Round Valley
- Covelo, California
- Denmark Wash
- Round Valley (Pinto Mountain)
- Round Valley Indian Tribes of the Round Valley Reservation
- Round Valley Regional Preserve
- Round Valley Reservoir
- Round Valley Settler Massacres of 1856–1859
- Round Valley Unified School District
- Round Valley, Arizona
- Round Valley, California
- Round Valley, Nebraska
- Round Valley, Plumas County, California
- Rural Municipality of Round Valley No. 410