| Siecień Rumunki | |
|---|---|
| Village | |
| Coordinates: 52°37′33″N 19°30′10″E / 52.62583°N 19.50278°E | |
| Country |
|
| Voivodeship | Masovian |
| County | Płock County |
| Gmina | Brudzeń Duży |
| Population | 139 |
Siecień Rumunki [ˈɕet͡ɕeɲ ruˈmuŋki] is a village in the administrative district of Gmina Brudzeń Duży, within Płock County, Masovian Voivodeship, in east-central Poland. It lies approximately 5 kilometres (3 mi) south of Brudzeń Duży, 16 km (10 mi) north-west of Płock, and 112 km (70 mi) north-west of Warsaw.
The village has a population of 139.
Coordinates: 52°37′32.57″N 19°30′10.4″E / 52.6257139°N 19.502889°E