HERKYNA, (or Hercyna) was the Naiad Nymph of the stream Herkyna near Lebadeia in Boiotia (central Greece). She was a childhood companion of Persephone, and a goddess of the chthonian shrine of Trophonios.

HERKYNA, (or Hercyna) was the Naiad Nymph of the stream Herkyna near Lebadeia in Boiotia (central Greece). She was a childhood companion of Persephone, and a goddess of the chthonian shrine of Trophonios.