Ares
Not only is Athena the goddess of Thebes, she is a goddess the whole of Greece worshiped at one time.
Alcmene of Thebes.
Dionysus was born in Thebes.
He was the god of the city of Thebes.
Pentheus/ Πενθεύς King of Thebes. He was the son of Echion and Agave who was the daughter of Cadmus founder of Thebes and goddess Harmonia.
He was the god of the city of Thebes.
In Greek mythology Poseidon was the God of seas but a minor deity, Leucothea, was the protector of sailors. Leucothea was a mortal queen of Thebes, named Ino and after her death and transfiguration was worshiped as a goddess under the epithet Leucothea that means "white goddess".
Calling upon the gods for help is the chorus' reaction to Apollo's advice for Thebes in "Oedipus Rex" by Sophocles (495 B.C.E. - 405 B.C.E.).Specifically, the chorus asks for divine assistance in identifying and punishing the guilty in King Laius' murder. The members call for help from Zeus the chief god as well as Apollo the god of prophecy, Artemis the beautiful goddess of the hunt, Athena the goddess of wisdom and Bacchus the wine god.
He was not a goddess but a god. The god of wine.
I think you're asking what a God and Goddess is. A God is a thing or person that you worship, and a Goddess is a female God.
Amun, who later would be known as Amun-Ra, was the God who presided over Thebes. The Egyptian name for Thebes was named after him, and means "City of Amun."
Amon/Amun was patron god of Thebes.