Tyr in Viking work from Sweden, 700s AD April 2017 - Tyr (or Tiw) was the German form of the Indo-European sky god Dyeus Piter, the same god as the Greek god Zeus, the Roman god Jupiter, and the Indian god Dyeus Pita. But unlike Zeus and Jupiter, Tyr was not in charge of the other gods - instead, Odin was. Probably in the earliest days of German religion Tyr was in charge, but later he was overthrown by Odin. Some later German stories say that Tyr was Odin's son,