John Stirling Young FRSE (1894–1971) was a 20th-century Scottish physician who served as Professor of Pathology at Aberdeen University.
He was born in Symington in Ayrshire on 24 September 1894, the son of Matthew Young and his wife, Mary Stirling.
He then won a commission and transferred to the 1st battalion Black Watch as an Adjutant under Victor Fortune.
Following the war he gained a general MA BSc in 1920 then began a medical degree qualifying MB ChB in 1923.
His proposers were Ernest Cruickshank, Thomas Hugh Milroy, Sir Alister Hardy and James Robert Matthews.