Heywood Lake (60°41′S 45°37′W / 60.683°S 45.617°WCoordinates: 60°41′S 45°37′W / 60.683°S 45.617°W) is the northernmost lake in Three Lakes Valley in northeastern Signy Island, Antarctica. It was named by the UK Antarctic Place-Names Committee after Ronald B. Heywood, a limnologist with the Life Sciences Division of the British Antarctic Survey, who worked on Signy Island in 1962–63 and 1970–71.
This article incorporates public domain material from the United States Geological Survey document "Heywood Lake" (content from the Geographic Names Information System).