James Sinclair (1913–1968) was a Scottish botanist,[1] who worked at the Royal Botanic Garden Edinburgh and the Singapore Botanic Gardens.
[2] Sinclair was born in the Bu of Hoy Orkney, Scotland on 29 November 1913.
He served as a radar operator in the Royal Air Force from 1941 to 1945.
[2] He was a botanist at the Edinburgh Royal Botanical Garden where he oversaw the herbarium.
His life and works have been honored as part of the Hoy Heritage project.