Horton Glacier (67°33′S 68°30′W / 67.550°S 68.500°W / -67.550; -68.500) is a glacier at the east side of Mount Barre and Mount Gaudry, flowing southeast from Adelaide Island into Ryder Bay, Antarctica. It was named by the UK Antarctic Place-Names Committee in 1977 for Colin P. Horton, a British Antarctic Survey builder at the nearby Rothera Station, 1976–77.

• List of glaciers in the Antarctic
• Glaciology

•  This article incorporates public domain material from "Horton Glacier". Geographic Names Information System. United States Geological Survey.