Trendall Crag () is a mountain crag, 1,005 m, overlooking the north side of Drygalski Fjord at the southeast end of South Georgia. Surveyed by the SGS in the period 1951-57 under Duncan Carse, and named for Alec Trendall, geologist of the SGS, 1951–52 and 1953-54.
This article incorporates public domain material from the United States Geological Survey document "Trendall Crag" (content from the Geographic Names Information System).