The Wallowa–Whitman National Forest is a United States National Forest in the U.S. states of Oregon and Idaho. Formed upon the merger of the Wallowa and Whitman national forests in 1954, it is located in the northeastern corner of the state, in Wallowa, Baker, Union, Grant, and Umatilla counties in Oregon, and includes small areas in Nez Perce and Idaho counties in Idaho. The forest is named for the Wallowa band of the Nez Perce people, who originally lived in the area, and Marcus and Narcissa Whitman, Presbyterian missionaries who settled just to the north in 1836. Forest headquarters are located in Baker City, Oregon with ranger districts in La Grande, Joseph and Baker City.

Baker City is a city in and the county seat of Baker County, Oregon, United States. It was named after Edward Dickinson Baker, the only U.S. Senator ever killed in military combat. The population was 10,099 at the time of the 2020 census.