Lucas Barrett (14 November 1837 – 19 December 1862) was an English naturalist and geologist.- which in turn cites the obituary by S. P. Woodward in Geologist (February 1863), p. 60.- Death given as 19 December in The Reader, Volume 1, p. 124 He was the director of the Jamaican Geological Survey from 1859 to 1862. He was a young member of the Geological Society and became England's Government Geological Inspector to the West Indies.
