Born on September 29th, 1772. He joined the Army as Surgeon's Mate on the Hospital Staff, not attached to a regiment, on May 20th, 1793. On December 10th, 1794, he was gazetted Surgeon to the 30th Foot, promoted to the Staff on April 4th, 1800, and on March 25th, 1809, became Deputy Inspector of Hospitals. On June 17th, 1817, he was gazetted Inspector of Hospitals (brevet), and on March 25th, 1824, attained the full rank. He retired on half pay on November 24th, 1824. While in the West Indies he was given the local rank of Inspector of Hospitals on March 25th, 1821. He saw much service in the Irish Rebellion of 1798, at Malta in 1800, Hanover in 1805, Copenhagen in 1807, and in the Peninsula in 1808-1813. After his retirement he resided and practised in Bryanston Street, where he died on November 27th, 1845. The obituary in the *Provincial Medical and Surgical Journal* (1845, 728) gives him the rank of Inspector-General of Army Hospitals at the time of his death, but Johnston does not note this title in his case.