Lucas
The taxon authority Lucas may refer to:
- Arthur Henry Shakespeare Lucas (1853–1936, A.H.S.Lucas), botanist and phycologist
- Daniel Lucas, entomologist
- Frederick Augustus Lucas (1852–1929), U.S. palaeontologist
- Grenville Llewellyn Lucas (1935–2022, G.Ll.Lucas), British botanist
- Pierre Hippolyte Lucas (1814–1899), French entomologist
- Rhonda S. Lucas (fl. 2003), herpetologist
- Robert Lucas (1864–?), German entomologist
- Spencer George Lucas (1955–), U.S. palaeontologist
- Sylvia Marlene Lucas, Brazilian arachnologist
- Thomas Pennington Lucas (1843–1917), Australian lepidopterist
- Verna Z. Lucas, ostracodologist