In Greek Mythology she created the Universe and gave birth to both the first race of gods which are the Titans and the first human race. She was born from Cronos. She also gave birth to Uranus (god of heaven) and Poseidon (god of sea). She was the great goddess of early Greeks. She was the oldest of the gods of the early Greeks(The Olympians - Greek gods of mount Olympus, no date). Giai was known as the supreme goddess by humans and gods alike. If you think about it she was how greek mythology began. Since she created earth and the first generation of gods. Greek Mythology is a belief or ritual observances of greek gods. The three main domains of gods are the sky or heaven, sea, and earth. The God of sky is Uranus he cursed his children and later being overthrown by his son Cronos. The God of sea is Poseidon he was in love so to impress the goddess he invented the horse with many failed attempts. In the time he lost the love for the goddess. The Goddess of earth is Gaia she is the most important god of them all. She gave birth to both the first gods and humans. All greek gods are important to many people these are a few of the first gods and goddess.