Robert Allan FRSE FGS (12 October 1806 – 6 June 1863) was a Scottish advocate, stockbroker, and amateur mineralogist.
[1] He was author of A Manual of Mineralogy, which set a benchmark within this field.
In 1822, he met Austrian mineralogist Wilhelm Haidinger during the latter's visit to Edinburgh, and who (together with his father) greatly influenced his views.
[3] He died on 6 June 1863 at home at 4 Hillside Crescent in the Calton district of Edinburgh.
[2] His grandson was the agriculturalist, Sir Robert George Allan FRSE (1879–1972).