Raymond Louis Specht AO (19 July 1924 – 13 February 2021) was an Australian plant ecologist, conservationist and academic, who participated in the Arnhem Land Scientific Expedition of 1948.

He combined this with studies at the University of Adelaide, and ultimately took his BSc in botany and zoology in 1945 before taking first class honours in plant ecology in 1946.

[3] Specht was invited to join the National Geographic Society and Smithsonian Institution sponsored Arnhem Land Scientific Expedition in 1946.

He was appointed a lecturer in botany in 1951, and worked on his PhD for the next two years, on mineral nutrition and biomass relationships of the heath vegetation at Dark Island, South Australia.

Specht was made an Officer of the Order of Australia in 2020 for "distinguished service to science, and to education, in the fields of botany, plant ecology and conservation.