The Greenwell Glacier is a major tributary glacier of Antarctica, 72 km long, draining northwest between Mirabito Range and Everett Range to enter Lillie Glacier below Mount Works, in northwest Victoria Land.
Mapped by USGS from surveys and U.S. Navy aerial photography, 1960-63. Named by US-ACAN for Cdr. Martin D. Greenwell, USN, Commander of Antarctic Squadron Six (VX-6), 1961-62.
This article incorporates public domain material from the United States Geological Survey document "Greenwell Glacier" (content from the Geographic Names Information System).