Koziki-Olszyny [kɔˈʑiki ɔlˈʂɨnɨ] is a village in the administrative district of Gmina Kolno, within Kolno County, Podlaskie Voivodeship, in north-eastern Poland. It lies approximately 8 kilometres (5 mi) east of Kolno and 82 km (51 mi) north-west of the regional capital Białystok.