Borowiec [bɔˈrɔvjɛt͡s] is a village in the administrative district of Gmina Siedlisko, within Nowa Sól County, Lubusz Voivodeship, in western Poland. It lies approximately 6 kilometres (4 mi) north-east of Siedlisko, 11 km (7 mi) east of Nowa Sól, and 30 km (19 mi) south-east of Zielona Góra.