Simmons Glacier is a glacier

Glacier

A glacier is a large persistent body of ice that forms where the accumulation of snow exceeds its ablation over many years, often centuries. At least 0.1 km² in area and 50 m thick, but often much larger, a glacier slowly deforms and flows due to stresses induced by its weight...

 draining northward between Mount Isherwood

Mount Isherwood

Mount Isherwood is a flattish, mainly ice-covered mountain with steep rock slopes, located 4 miles west-southwest of Mount Strange in the Kohler Range of Marie Byrd Land. The mountain was first photographed from aircraft of U.S. Navy Operation Highjump in January 1947. Named by Advisory Committee...

 and Mount Strange

Mount Strange

Mount Strange is a partly ice-free mountain 4 nautical miles east-northeast of Mount Isherwood, standing at the east side of Simmons Glacier in the Kohler Range, Marie Byrd Land. Mapped by United States Geological Survey from surveys and U.S. Navy air photos, 1959-66. Named by Advisory Committee...

 in the east part of the Kohler Range

Kohler Range

Kohler Range is a mountain range in the Marie Byrd Land of Antarctica. The range is about 64 km long and stands between the base of Martin Peninsula and Smith Glacier...

, Marie Byrd Land

Marie Byrd Land

Marie Byrd Land is the portion of West Antarctica lying east of the Ross Ice Shelf and the Ross Sea and south of the Pacific Ocean, extending eastward approximately to a line between the head of the Ross Ice Shelf and Eights Coast. It stretches between 158°W and 103°24'W...

. 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 surveys and U.S. Navy air photos, 1959-66. 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) for Harry S. Simmons, assistant to the United States Antarctic Research Program (USARP) Representative in Christchurch, New Zealand

New Zealand

New Zealand is an island country in the south-western Pacific Ocean comprising two main landmasses and numerous smaller islands. The country is situated some east of Australia across the Tasman Sea, and roughly south of the Pacific island nations of New Caledonia, Fiji, and Tonga...

, for four seasons, 1969-70 through 1972-73. His duties took him to Antarctica in 1971 and 1973.