Sienkiewicze [ɕɛŋkʲɛˈvit͡ʂɛ] is a village in the administrative district of Gmina Choroszcz, within Białystok County, Podlaskie Voivodeship, in north-eastern Poland. It lies approximately 5 kilometres (3 mi) east of Choroszcz and 9 km (6 mi) west of the regional capital Białystok.