Cromna may refer to: Cromna (Arcadia), a town of ancient Arcadia, Greece Cromna (Corinthia), a town of ancient Corinthia, Greece Cromna (Paphlagonia), a town of ancient Paphlagonia, now in Turkey Amasra, a possible site of the Paphlagonian town Kurucaşile, a possible site of the Paphlagonian town Cromna, a genus of fulgoroid planthoppers in the family Flatidae