Athena was a goddess that had six letters in her name. She was the goddess of wisdom and war.
Hestia.
Athena
One Goddess with 7 letters in her name is Demeter, in Greek mythology. Also ARTEMIS.
There are actually 6 Greek Goddesses with six letter names: Hecate, Athena, Hestia, Phoebe, Themis, and Selena.
The Greek goddess of beauty was Aphrodite. However her name is not seven letters long, but nine. The Greek goddess with a bow and arrow is Artemis, the chaste goddess of the Hunt. Her name is seven letters.
Demeter
Hestia (Greek Goddess of the Hearth)
Hemera was the Greek goddess of daytime. Her name begins with the letters He.
Aphrodite is the goddess of beauty.
Aphrodite
Aphrodite
Aegle