Ciemiętniki [t͡ɕɛmjɛntˈniki] is a village in the administrative district of Gmina Kluczewsko, within Włoszczowa County, Świętokrzyskie Voivodeship, in south-central Poland. It lies approximately 5 kilometres (3 mi) north-west of Kluczewsko, 13 km (8 mi) north-west of Włoszczowa, and 54 km (34 mi) west of the regional capital Kielce.