Parthenope \p(a)-rtheno-pe, par-the-nope\ as a girl's name is of Greek origin. Greek mythology: name of a Siren, who threw herself into the sea when she failed to lure Odysseus to his death. Also the original name for the Italian city of Naples. The name was also borne by Florence Nightingale's sister.
Baby names that sound like Parthenope are Parthenie, Parthenia and Parthena.