Węgrzynowo [vɛŋɡʐɨˈnɔvɔ] is a village in the administrative district of Gmina Mała Wieś, within Płock County, Masovian Voivodeship, in east-central Poland. It lies approximately 3 kilometres (2 mi) south-east of Mała Wieś, 32 km (20 mi) south-east of Płock, and 65 km (40 mi) west of Warsaw.

Between 1975 and 1998 it was administered as part of the Płock Voivodeship.