Lyon Nunataks
| Lyon Nunataks | |
|---|---|
| Geography | |
| Continent | Antarctica | 
| Range coordinates | 74°50′S 73°50′W / 74.833°S 73.833°W | 
The Lyon Nunataks (74°50′S 73°50′W / 74.833°S 73.833°W) are a group of nunataks lying west of the Grossman Nunataks and 30 nautical miles (56 km; 35 mi) northwest of the Behrendt Mountains, in Ellsworth Land, Antarctica. They include Grossenbacher Nunatak, Holtet Nunatak, Christoph Nunatak and Isakson Nunatak.