Latin given name, meaning - "father god, the best and greatest".
Jupiter or Jove was the king of the gods, and the God of sky and thunder. He is the equivalent of Zeus, in the Greek pantheon. As the patron deity of ancient Rome, he ruled over laws and social order. He was the chief God of the Capitoline Triad, with sister/wife Juno. Jupiter is also the father of the God Mars with Juno. Therefore, Jupiter is the grandfather of Romulus and Remus, the legendary founders of Rome. Jupiter was venerated in ancient Roman religion, and is still venerated in Roman Neopaganism. He is a son of Saturn, along with brothers Neptune and Pluto. He is also the brother/husband of Ceres (daughter of Saturn and mother of Proserpina), brother of Veritas (daughter of Saturn), and father of Mercury.