Sieciemin [ɕɛˈt͡ɕɛmin] (German Zitzmin) is a village in the administrative district of Gmina Sianów, within Koszalin County, West Pomeranian Voivodeship, in north-western Poland. It lies approximately 8 kilometres (5 mi) east of Sianów, 17 km (11 mi) north-east of Koszalin, and 152 km (94 mi) north-east of the regional capital Szczecin.