Ołaczewo [ɔwaˈt͡ʂɛvɔ] is a village in the administrative district of Gmina Środa Wielkopolska, within Środa Wielkopolska County, Greater Poland Voivodeship, in west-central Poland. It lies approximately 11 kilometres (7 mi) east of Środa Wielkopolska and 40 km (25 mi) south-east of the regional capital Poznań.