Ethnic groups in Indonesia a significant number, particularly in Papua, speak Papuan languages. Chinese Indonesians population makes up a little less than 1% of the total Indonesian population according to the 2000 census. Some of these Indonesians of Chinese descent speak various Chinese dialects, most notably Hokkien and Hakka. The classification of ethnic groups in Indonesia is not rigid and in some cases unclear due to migrations, cultural and linguistic influences; for example some may consider Bantenese and Cirebonese to be members of the Javanese people; however, some others argue that they are different ethnic groups altogether since they have their own distinct dialects.
Madurese people 21st century. The most famous incident in recent years, a mass "carok" occurred on 13 July 2006 in Bujur Tengah village, Pamekasan Regency, East Java, Indonesia, resulting stabbing and killing of seven men and seriously injuring nine people. Madurese people The Madurese (sometimes Madurace or Madhure; also known as Orang Madura and Suku Madura in Indonesian) are an ethnic group originally from the island of Madura now found in many parts of Indonesia, where they are the third-largest ethnic group by population. Common to most Madurese throughout the archipelago is the Islamic religion and the use of the Madurese language.