Sędzimirowice is a village in the administrative district of Gmina Błaszki, within Sieradz County, Łódź Voivodeship, in central Poland. It lies approximately 8 kilometres (5 mi) north of Błaszki, 26 km (16 mi) north-west of Sieradz, and 72 km (45 mi) west of the regional capital Łódź.