John Bayard Britton was an American physician. He was assassinated in Pensacola, Florida, by anti-abortion extremist Paul Jennings Hill. Britton's death was the second assassination of a Pensacola abortion provider in under a year and a half; he had replaced David Gunn after the latter's 1993 murder by another anti-abortionist.

Paul Jennings Hill was an American minister, religious extremist, and anti-abortion terrorist who murdered physician John Britton and Britton's bodyguard, retired Air Force Lieutenant Colonel James Barrett, in 1994. Hill was sentenced to death by lethal injection and was executed on September 3, 2003.