The Daniels Range is a principal mountain range

Mountain range

A mountain range is a single, large mass consisting of a succession of mountains or narrowly spaced mountain ridges, with or without peaks, closely related in position, direction, formation, and age; a component part of a mountain system or of a mountain chain...

 of the Usarp Mountains

Usarp Mountains

The Usarp Mountains is a major Antarctic mountain range, lying westward of the Rennick Glacier and trending N-S for about . The feature is bounded to the north by Pryor Glacier and the Wilson Hills...

, about 80 km (50 mi) long and 16 km (10 mi) wide, bounded to the north by Harlin Glacier

Harlin Glacier

Harlin Glacier is a broad sweeping glacier that descends from the polar plateau in the vicinity of Mount Nero on the northwest side of Daniels Range. It flows northeast between Sample Nunataks and the north end of Daniels Range and then eastward to join the lower part of Rennick Glacier...

 and to the south by Gressitt Glacier

Gressitt Glacier

Gressitt Glacier is a broad glacier, about 45 nautical miles long, draining the area between Daniels Range and Emlen Peaks in the Usarp Mountains and flowing northeast to enter the Rennick Glacier just north of Morozumi Range. Mapped by United States Geological Survey from surveys and U.S. Navy...

. The range was mapped by USGS from surveys and U.S. Navy air photos, 1960-63. Named by US-ACAN after Ambassador Paul C. Daniels (1903–86), a leading American figure in the formulation of the Antarctic Treaty in 1959.