Gia \gia\ as a girl's name is a variant of Gianna (Italian, Hebrew), and the meaning of Gia is "God is gracious".

The baby name Gia sounds like Gaia and Kia. Other similar baby names are Gina, Gila, Gita, Giza, Lia, Mia, Nia, Pia, Ria, Tia, Xia and Zia.