John Tyler (doctor)

John Tyler
Born(1763-06-29)June 29, 1763
DiedOctober 15, 1841(1841-10-15) (aged 78)

John Tyler (29 June 1763 – 15 October 1841) was an American ophthalmologist. He is believed to be one of the first doctors in the United States to perform cataract surgery.