Janiszów [jaˈniʂuf] is a village in the administrative district of Gmina Kamienna Góra, within Kamienna Góra County, Lower Silesian Voivodeship, in south-western Poland. Prior to 1945 it was in Germany.
It lies approximately 8 kilometres (5 mi) south-west of Kamienna Góra, and 84 kilometres (52 mi) south-west of the regional capital Wrocław.