Hopalong Nunatak (81°33′S 28°45′W / 81.550°S 28.750°W / -81.550; -28.750) is the westernmost and highest of the Whichaway Nunataks in Antarctica. It was first mapped in 1957 by the Commonwealth Trans-Antarctic Expedition and so named to mark the work in this area of the Australian geologist of the expedition in 1956–58.^[1]

 This article incorporates public domain material from "Hopalong Nunatak". Geographic Names Information System. United States Geological Survey.