El-Sayed Glacier () is a glacier about 15 miles (24 km) long which drains the northeast slopes of Zuncich Hill in Marie Byrd Land. It flows northeast to enter Land Glacier at the south side of Mount Shirley. Mapped by United States Geological Survey (USGS) from surveys and U.S. Navy air photos, 1959-65. Named by Advisory Committee on Antarctic Names (US-ACAN) for Sayed Z. El-Sayed, United States Antarctic Research Program (USARP) oceanographer on the International Weddell Sea Oceanographic Expedition, 1967-68 and 1969-70.
This article incorporates public domain material from the United States Geological Survey document "El-Sayed Glacier" (content from the Geographic Names Information System).