John Russell Greig

John McDougal Russell Greig CBE FRSE MRCVS (September 1889 – 1 May 1963) was a Scottish veterinarian who was Director of the Moredun Research Institute from 1930 to 1954.

[2] He was born in Leith on 8 September 1889[3] the son of William Carmichael Greig (1851-1929), a grocer, and his wife Mary McDougal (1852-1934).

[citation needed] In September 1919 he was appointed Professor of Materia Medica at his alma mater, the Royal Dick College in Edinburgh.

[3] He was granted a doctorate (PhD) from the University of Edinburgh in 1929, for his thesis Acute calcium deficiency in relation to disease in farm animals, with special reference to milk fever in cows.

His proposers were Francis Albert Eley Crew, James Hartley Ashworth, Sir William Wright Smith, and Henry Dryerre .