Sefton Glacier (80°45′S156°52′E / 80.750°S 156.867°E / -80.750; 156.867) is a glacier about 10 nautical miles (18km) long, flowing into the south side of Byrd Glacier just west of Rundle Peaks. Named by the Advisory Committee on Antarctic Names (US-ACAN) for Ronald Sefton, ionospheric physicist, a member of the Byrd Station winter parties of 1962 and 1964.
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本条目引用的公有领域材料来自美国地质调查局的文档 《塞夫顿冰川》(数据来自地名信息系统)。