	John Allan Wyeth (May 26, 1845 – May 22, 1922) was an American Confederate veteran and surgeon. Born and raised on a Southern plantation in Alabama, he served in the Confederate States Army and completed his medical studies in New York City and Europe. He became a surgeon in New York City, where he founded the New York Polyclinic Graduate Medical School and Hospital, a medical school. He served as the president of the American Medical Association in 1902. He was the author of a biography of Confederate General Nathan Bedford Forrest. He was a proponent of the annexation of Mexico by the United States.