Kiersztanowo may refer to the following places: Kiersztanowo, Mrągowo County in Warmian-Masurian Voivodeship (north Poland) Kiersztanowo, Olsztyn County in Warmian-Masurian Voivodeship (north Poland) Kiersztanowo, Ostróda County in Warmian-Masurian Voivodeship (north Poland)