The Polhov Gradec Hills or Polhov Gradec Dolomites (Slovene: Polhograjsko hribovje, also Polhograjski Dolomiti, Polhograjci, and Pograjci) are a pre-Alpine hilly region of northwestern Slovenia. To the north they border the , and to the south they border the Ljubljana Basin and the Ljubljana Marshes. The central settlement is Polhov Gradec (elevation 397 metres or 1,302 feet). The largest watercourse is the Gradaščica River. In 1971, a proposal was put forward to protect the region as a nature park, but it was never formally adopted.