Zamordeje [zamɔrˈdɛjɛ] (German: Samordei) is a village in the administrative district of Gmina Ruciane-Nida, within Pisz County, Warmian-Masurian Voivodeship, in northern Poland. It lies approximately 9 kilometres (6 mi) south of Ruciane-Nida, 16 km (10 mi) west of Pisz, and 76 km (47 mi) east of the regional capital Olsztyn.

The village has a population of 30.