Breeding Nunatak () is an isolated nunatak 10 miles (16 km) northeast of the Allegheny Mountains in the Ford Ranges, Marie Byrd Land. It was mapped by the United States Geological Survey from surveys and from U.S. Navy air photos, 1959–65, and named by the Advisory Committee on Antarctic Names for George H. Breeding, storekeeper, U.S. Navy, of Byrd Station, 1967.