William Crawford Williamson (1816–95)

Surgeon and naturalist. Surgeon to the Chorlton-on-Medlock dispensary, Manchester, 1842–68; to the Manchester Institute for Diseases of the Ear, 1855–70. Professor of natural history, anatomy, and physiology, Owens College, Manchester, 1851–91. Began a comprehensive study of the plants of the coal measures in 1858. FRS 1854.