Gajewniki-Kolonia (Polish pronunciation: [ɡajevˈɲikʲi kɔˈlɔɲʲa]) is a village in the administrative district of Gmina Zduńska Wola, within Zduńska Wola County, Łódź Voivodeship, in central Poland. It lies approximately 4 kilometres (2 mi) east of Zduńska Wola and 38 km (24 mi) south-west of the regional capital Łódź. It is close to the village of Gajewniki. From 1975 to 1998 Gajewniki-Kolonia was a part of Sieradz Voivodship.