The Frank Church—River of No Return Wilderness Area is a protected wilderness area in Idaho. It was created in 1980 by the United States Congress and renamed in 1984 as the Frank Church-River of No Return Wilderness Area in honor of U.S. Senator Frank Church.
Location: Idaho / Valley / Lemhi / Custer counties, Idaho, U.S.
Established: January 1, 1980
Nearest city: Yellow Pine, Idaho
Area: 2,366,827 acres (9,578.21 km²)
Governing body: U.S. Forest Service · U.S. Bureau of Land Management