Q: Who named the Bermuda Triangle? A: "Vincent Gaddis", an American author , named this geographical area of mysterious accidents for which no one has accurate answer. He mentioned this term in cover story for Argosy magazine in August 1964 about the disappearance of Flight 19. It is also known as "The Devils Triangle" due to the incidents happened here over the period of time. Few of the people also relate it with the daemon's act.