Kiełczew Smużny Czwarty [ˈkʲɛu̯t͡ʂɛf ˈsmuʐnɨ ˈt͡ʂfartɨ] is a village in the administrative district of Gmina Koło, within Koło County, Greater Poland Voivodeship, in west-central Poland. It lies approximately 10 kilometres (6 mi) north-east of Koło and 124 km (77 mi) east of the regional capital Poznań.