Robert William Mylne, FRS FRSE FGS FRIBA (14 June 1817 – 2 July 1890) was an English architect, civil engineer and geologist.
In 1836 he worked on designing new docks at Sunderland, and he traveled to Italy and Sicily in the early 1840s.
He was later appointed Engineer to the Limerick Water Company, and provided a fresh-water supply for one of the Spithead forts.
[2] In 1859 he was one of a party of eminent scientists, including Joseph Prestwich, Sir John Evans, Hugh Falconer, Godwin-Austen and John W. Flower, who investigated the discovery of ancient human remains in the Somme valley, establishing the antiquity of man.
His proposers were George Seton, Lord Kelvin, William Rutherford and Peter Guthrie Tait.