Rebun (礼文郡, Rebun-gun) is a district located in Sōya Subprefecture, Hokkaido, Japan. The district and town both cover the island of the same name: Rebun Island.
As of 2004, the district has an estimated population of 3,573 and a density of 43.93 persons per km2. The total area is 81.33 km2.