Guthridge Nunataks is a scattered group of sharp peaked 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...

s and small mountains, about 22 nautical miles (41 km) long and 6 nautical miles (11 km) wide, midway between Rathbone Hills

Rathbone Hills

Rathbone Hills is a line of low hills or nunataks, 14 nautical miles long and trending east-west, located 4 nautical miles north of Guthridge Nunataks in the Gutenko Mountains of central Palmer Land. Mapped by United States Geological Survey in 1974. Named by Advisory Committee on Antarctic...

 and Blanchard Nunataks

Blanchard Nunataks

The Blanchard Nunataks are an east-west trending group of nunataks, about long, marking the south end of the Gutenko Mountains in central Palmer Land. Mapped by the United States Geological Survey in 1974, the group was named by the Advisory Committee on Antarctic Names for Lloyd G...

 in the Gutenko Mountains

Gutenko Mountains

Gutenko Mountains is a large, scattered group of hills, nunataks and small mountains at the south end of Dyer Plateau in central Palmer Land. The feature includes Elliott Hills, Rathbone Hills, Guthridge Nunataks and Blanchard Nunataks...

 of central 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) in 1974. 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) after Guy G. Guthridge, Director, Polar Information Service, Division of Polar Programs, National Science Foundation

National Science Foundation

The National Science Foundation is a United States government agency that supports fundamental research and education in all the non-medical fields of science and engineering. Its medical counterpart is the National Institutes of Health...

; Editor, 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...

, from 1989 (Chairman from 1994).