Zimna Woda [ˈʑimna ˈvɔda] (German: Zimnawodda) is a village in the administrative district of Gmina Dźwierzuty, within Szczytno County, Warmian-Masurian Voivodeship, in northern Poland. It lies approximately 14 kilometres (9 mi) south-east of Dźwierzuty, 16 km (10 mi) north-east of Szczytno, and 44 km (27 mi) east of the regional capital Olsztyn.