Gustavus Richard Brown (October 17, 1747[1] – September 30, 1804[2][3]) was a lifelong friend of George Washington, a physician, helped found the hospital department of the Continental Army, and a botanist.
One of those men was his nephew, Gustavus Brown Horner, who, with the aid of his uncle's tutelage, became a surgeon's mate during the war.
Along with Dr. James Craik, "Dr. Gustavus R. Brown, another prominent resident of Port Tobacco, and Dr. Elisha Cullen Dick, attended [George] Washington during his final illness, December 14, 1799.
Dr. James Craik was so impressed with Dr. Brown's medical skills that he suggested to Mrs. Washington (Martha), that if any case should occur that was seriously alarming, she should send for Dr.
[15] The elder Gustavus Brown settled at Middleton (named after his family homestead near Dalkeith, Scotland) in Charles County, Maryland, as relayed by his descendant Moncure Daniel Conway.