Gągolin Północny [ɡɔnˈɡɔlin puu̯ˈnɔt͡snɨ] is a village in the administrative district of Gmina Kocierzew Południowy, within Łowicz County, Łódź Voivodeship, in central Poland. It lies approximately 6 kilometres (4 mi) south-east of Kocierzew Południowy, 13 km (8 mi) north-east of Łowicz, and 61 km (38 mi) north-east of the regional capital Łódź.

• Central Statistical Office (GUS) Population: Size and Structure by Administrative Division https://web.archive.org/web/20090120084253/http://www.stat.gov.pl/gus/45_655_PLK_HTML.htm - (2007-12-31) (in Polish)