Pokaniewo [pɔkaˈɲɛvɔ] is a village in the administrative district of Gmina Milejczyce, within Siemiatycze County, Podlaskie Voivodeship, in north-eastern Poland. It lies approximately 19 kilometres (12 mi) north-east of Siemiatycze and 66 km (41 mi) south of the regional capital Białystok.