Zielęcin [ʑɛˈlɛnt͡ɕin] is a village in the administrative district of Gmina Warta, within Sieradz County, Łódź Voivodeship, in central Poland. It lies approximately 9 kilometres (6 mi) north-west of Warta, 22 km (14 mi) north-west of Sieradz, and 66 km (41 mi) west of the regional capital Łódź.