Ethnic groups in Indonesia or otherwise), there are significant populations of ethnic groups who reside outside of their traditional regions. Throughout Indonesian history, waves of migration of foreign origin ethnicities were spread throughout Indonesia, usually inhabiting urban centres and seldom reaching rural parts of Indonesia. Ethnic groups in Indonesia There are over 300 ethnic groups in Indonesia including Javanese, Sundanese, and Batak. Based on ethnic group, the largest ethnic group in Indonesia is the Javanese who make up about 40% of the total population. The Javanese are concentrated on the island of Java but millions have migrated to other islands throughout the archipelago because
National costume of Indonesia Muslim men) throughout the country. The "peci" is usually worn with "batik" shirt or western-style suits by men in Indonesia for those attending formal occasions. It is also commonly worn during Islamic religious occasions. Senior citizen Muslim men across Indonesia — usually in Jakarta who identify themselves as native Betawi people, also use this "peci" on an everyday basis. It is also a traditional head-dress of the Betawi people and also other ethnic groups, especially in the western parts of Indonesia which are mainly Muslims. Other than national costumes, each of the provinces of Indonesia — more precisely every ethnic