Situbondo Regency is a regency (kabupaten) of East Java province, Indonesia. It covers an area of 1,638.50 km2, and had a population of 647,619 at the 2010 Census and 685,967 at the 2020 Census. It is located in east end of Java before Banyuwangi. The administrative centre is Situbondo, a small town within the regency. One of the famous tourist sites is Baluran National Park.