Neff Nunatak is a nunatak

Nunatak

A nunatak is an exposed, often rocky element of a ridge, mountain, or peak not covered with ice or snow within an ice field or glacier. The term is typically used in areas where a permanent ice sheet is present...

 rising to about 1,500 m, located 1 nautical mile (1.9 km) southeast of Schmutzler Nunatak

Schmutzler Nunatak

Schmutzler Nunatak is a nunatak rising to about 1,500 m, located 1 nautical mile northwest of Neff Nunatak and 1.5 nautical miles south-southwest of Gaylord Nunatak in the Grossman Nunataks, Palmer Land. Mapped by United States Geological Survey from U.S. Navy aerial photographs taken 1965-68...

 in the southeast end of the Grossman Nunataks

Grossman Nunataks

Grossman Nunataks is a group of about a dozen nunataks in Palmer Land, rising 1,300-1,500 m in elevation and running NW-SE for 18 nautical miles between Lyon Nunataks and Sky-Hi Nunataks. The group includes features from Smith Nunataks and Whitmill Nunatak in the northwest to Gaylord Nunatak and...

, Palmer Land

Palmer Land

Palmer Land is that portion of the Antarctic Peninsula which lies south of a line joining Cape Jeremy and Cape Agassiz. This application of Palmer Land is consistent with the 1964 agreement between US-ACAN and UK-APC, in which the name Antarctic Peninsula was approved for the major peninsula of...

. Mapped by United States Geological Survey

United States Geological Survey

The United States Geological Survey is a scientific agency of the United States government. The scientists of the USGS study the landscape of the United States, its natural resources, and the natural hazards that threaten it. The organization has four major science disciplines, concerning biology,...

 (USGS) from U.S. Navy aerial photographs taken 1965-68. Named by Advisory Committee on Antarctic Names

Advisory Committee on Antarctic Names

The Advisory Committee on Antarctic Names is an advisory committee of the United States Board on Geographic Names responsible for recommending names for features in Antarctica...

 (US-ACAN) in 1988 after Richard J. Neff, USGS cartographer, a member of the winter party at Australia's Casey Station

Casey Station

Casey Station is a permanent base in Antarctica managed by the Australian Antarctic Division located on Vincennes Bay in the Australian Antarctic Territory.- History :...

, 1975.