Derived from the Greek elements παν (pan)
meaning "all" (genitive παντος
) and λεων (leon)
meaning "lion". This was the name of a 2nd-century BC king of Bactria. It was also borne by Saint
Pantaleon (also called Panteleimon
), a doctor from Asia Minor who was martyred during the persecutions of the Roman emperor Diocletian in the early 4th century. He is a patron saint of doctors and midwives.