Kolonia Ręczno [kɔˈlɔɲa ˈrɛnt͡ʂnɔ] is a village in the administrative district of Gmina Ręczno, within Piotrków County, Łódź Voivodeship, in central Poland. It lies approximately 2 kilometres (1 mi) south-east of Ręczno, 28 km (17 mi) south-east of Piotrków Trybunalski, and 73 km (45 mi) south-east of the regional capital Łódź.