Southeast Asia were Austroasiatic and Austronesians, which today forming the majority of the regional population. In modern times, the Javanese are the largest ethnic group in Southeast Asia, with more than 100 million people, mostly concentrated in Java, Indonesia. The second largest ethnic group in Southeast Asia is Vietnamese with around 86 million population, mainly inhabit Vietnam forming significant minority in neighboring Cambodia and Laos. The Thais is also a significant ethnic group with around 59 million population forming the majority in Thailand. In Burma, the Burmese account for more than two-thirds of the ethnic stock in this country. Indonesia is clearly
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