The Episcopal Diocese of Spokane is a diocese of the Episcopal Church in eastern Washington and northern Idaho, United States. Its office and cathedral seat are in Spokane, Washington. The current bishop is Gretchen Rehberg, the first woman to lead the Diocese. The Diocese of Spokane started as a missionary district in the mid-1860s. One of the earliest missionary priests, Lemuel H. Wells, established twenty-three missions in the late 19th century and became the first Bishop of Spokane in 1892.