Alan Roy Drysdall (1934 – 11 January 2017)[1] was an English geologist who worked in southern Africa. The mineral Drysdallite was named after him. Drysdall was a noted philatelist and a signatory to the Roll of Distinguished Philatelists.
Alan Drysdall was born in Southampton in 1933. He received his doctorate in Geology from the University of Southampton in 1957.[2]
Drysdall was the director of the Zambian geological survey. The mineral Drysdallite was named after him.
Outside work, Drysdall was a noted philatelist who was a stalwart of the Rhodesia, Transvall and Natal Study Circles. He signed the Roll of Distinguished Philatelists in 2003. He also signed the Roll of Distinguished Philatelists of Southern Africa.[2]