All of them. In Greek mythology, all of the gods, titans, monsters and creatures can trace lineage back to a single point: Khaos. Thus, all of them are related - and quite closely too.
the highest greek god is Zeus
God of Greek Gods
The king of Greek gods, is the sky god, father of all gods, one of the big three, is Zeus.
Zeus is a Greek god.
Zeus is the greek god of the heavens and air, and the king of gods. But NOT the god of winds who is Aeolus.
Zeus, god of lightning.
Zeus is the Greek king of the gods.
Zeus
zeus is the greek king of the god!.
Zeus the greek god of the sky, all gods, and lighting
The king of the Greek Gods was Zeus.
Zeus rules the gods