Mount Perseus () is the lower (455 m) and more northerly of twin ice domes in the east part of Candlemas Island, South Sandwich Islands. Named by United Kingdom Antarctic Place-Names Committee (UK-APC) in 1971 in association with nearby Mount Andromeda. In Greek mythology, Perseus married Andromeda after rescuing her from a sea monster.
This article incorporates public domain material from the United States Geological Survey document "Mount Perseus" (content from the Geographic Names Information System).