He was the son of Meinhard II of Gorizia-Tyrol and Elisabeth of Bavaria, a daughter of Duke Otto II. He originally ruled jointly with his brothers Otto and Louis, but outlived them.
He was the son of Meinhard II of Gorizia-Tyrol and Elisabeth of Bavaria, a daughter of Duke Otto II Wittelsbach. After the death of his father he ruled jointly with his brothers Otto and Louis, but outlived them.