Jaromierz [jaˈrɔmjɛʂ] is a village in the administrative district of Gmina Siedlec, within Wolsztyn County, Greater Poland Voivodeship, in west-central Poland. It lies approximately 4 kilometres (2 mi) south-west of Siedlec, 11 km (7 mi) west of Wolsztyn, and 72 km (45 mi) south-west of the regional capital Poznań.