Klotyldzin [klɔˈtɨld͡ʑin] is a settlement in the administrative district of Gmina Margonin, within Chodzież County, Greater Poland Voivodeship, in west-central Poland. It lies approximately 3 kilometres (2 mi) south-west of Margonin, 12 km (7 mi) east of Chodzież, and 62 km (39 mi) north of the regional capital Poznań.