Polna

Polna may refer to:
 * Polná, a town in the Vysočina Region of the Czech Republic
 * Polná Affair, a series of anti-semitic trials around 1900
 * Polná (Hazlov), a village in Karlovy Vary Region, Czech Republic
 * Polna, Poland, a village in Lesser Poland Voivodeship, Poland
 * Polna, Russia, a rural locality (a village) in Gdovsky District of Pskov Oblast, Russia