Noboribetsu(登別市,Noboribetsu-shi, Ainu: nupur-pet) is a city in Iburi Subprefecture, Hokkaido, Japan. Part of Shikotsu-Toya National Park, it is southwest of Sapporo, west of Tomakomai and northeast of Hakodate.

As of 2008, the city has an estimated population of 53,018 and a population density of 250 persons per km². The total area is 212.11 km².