Ibusuki (揖宿郡, Ibusuki-gun) was a district located in Kagoshima Prefecture, Japan.
As of June 30, 2005 population data (following the January 1, 2006 merger), the district had an estimated population of 14,761 and a density of 134 persons per km2. The total area was 110.31 km2.
The day before the dissolution on November 30, 2007, the district had only one town: