Kiełczew Smużny Pierwszy [ˈkʲɛu̯t͡ʂɛf ˈsmuʐnɨ ˈpjɛrfʂɨ] is a village in the administrative district of Gmina Koło, within Koło County, Greater Poland Voivodeship, in west-central Poland. It lies approximately 11 kilometres (7 mi) north-east of Koło and 125 km (78 mi) east of the regional capital Poznań.