Banyuwangi Regency (Javanese: ꦑꦧꦸꦥꦠꦺꦤ꧀ꦨꦪꦸꦮꦔꦶ, Balinese: ᬓᬩᬸᬧᬢᬾᬦ᭄ᬩᬜᬸᬯᬗᬶ, romanized: Kabupatèn Banyuwangi) is a regency of East Java province in Indonesia. This regency also known as the sun rise of Java because it is located at the easternmost end of Java Island. The town of Banyuwangi serves as a port for ferry services between Java and Bali. The regency is surrounded by mountains and forests to the west; by sea to the east and south - is separated by the Bali Strait from Bali. With an area of 3,594 km, this regency is the third largest on the island of Java after Cianjur Regency and Sukabumi Regency in West Java. The regency is a tourist destination, and subject to ongoing development as an international tourist destination with relevant infrastructure. Banyuwangi regency has been declared a taman bumi (earth park), or national geological park (Geopark) in 2018.
It had a population of 1,488,791 according to the 2000 Census; by the 2010 Census it had risen to 1,556,078; and at the 2020 Census to 1,708,114; the official estimate as at mid 2024 was 1,791,789 (comprising 894,056 males and 897,733 females). The town of Banyuwangi is the administrative capital. The name Banyuwangi is Javanese for "fragrant waters", connected to the Javanese folklore of Sri Tanjung.