Sir John Burton Cleland CBE (22 June 1878 – 11 August 1971) was a renowned Australian naturalist, microbiologist, mycologist and ornithologist.
He was Professor of Pathology at the University of Adelaide and was consulted on high-level police inquiries, such as the famous Taman Shud Case in 1948 and later.
He also studied the transmission of dengue virus by the mosquito Stegomyia fasciata (Aedes aegypti).