Sir Alexander Robertson CBE FRSE FRCVS (3 February 1908 – 5 September 1990) was a Scottish veterinarian and administrator.
He studied veterinary science at the University of Aberdeen, graduating with an MA in 1929 and a BSc in 1930.
From that year he was Professor of Animal Husbandry at the Dick Vet.
His proposers were Alan William Greenwood, James Ebenezer Wilson, John Russell Greig and Donald Capell Matheson.
He became a Commander of the Order of the British Empire (CBE) in 1963 and was knighted in 1970.