The Great-Grandfather of Hercules: Uranus
From Wikipedia:Uranus In the Olympian creation myth, as Hesiod tells it in the Theogony, Uranus came every night to cover the earth and mate with Gaia, but he hated the children she bore him. Hesiod named their first six sons and six daughters the Titans, the three one-hundred-armed giants the Hecatonchires, and the one-eyed giants…