Sir Roderick Norman McIver MacSween FRCPE FRCPGlas FRCPath FSB FMedSci FRSE (2 February 1935 – 11 December 2015) was a Scottish pathologist, professor of pathology at University of Glasgow, 1984 to 1999. His Pathology of the liver has reached its 7th edition and is also an ebook. MacSween was a past President of the Royal College of Pathologists (1996–99), a member of the General Medical Council (1998-2001) and was knighted for services to medicine and to pathology in 2000. He also chaired investigations into diseases affecting farmed fish.