Kayan is not always Myanmar Kayan(lahwi Kayan)

There is another tribe name Kayan in Indonesia aside from Kayan from Myanmar. Myanmar Kayan is usually described as Lahwi Kayan. But this Indonesia Kayans are called Borneo Kayan. We, Myanmar Kayan are closed to Kayah(karennie) while Borneo Kayan are closed to Kenyah. Kenyah is also a tribe in Borneo.

Kayan is name of a tribe found in Borneo island. This kayan is ethnic of Borneo island. The Kayan people are categorized as a part of the Dayak people of Borneo. Being an indigenous tribe in central Borneo, Kayans are similar to their neighbors the Kenyah tribe with which they are grouped together under the Bahau ethnic group.
The population of the Kayan ethnic group may be some 27,000. They are part of a larger grouping of people referred to collectively as the Orang Ulu, or upriver people. Like some other Dayak people they are known for being fierce warriors, former headhunters, adept in dry-rice cultivation, and having extensive tattoos and stretched earlobes amongst both sexes.
They may have originated from along the Kayan river in Kalimantan, the Indonesian part of Borneo.
They live along the upper Kayan and the middle Kapuas and Mahakam rivers. They seem to have been expanding to the south in Sarawak in historic times, generating some conflicts with the Iban that where expanding north at the same time. The have settled in Sarawak on the middle Baram river, the Bintulu river and along the Rajang river, having been pressed back a little during the late 19th century.

For more information about Borneo Kayan and Borneo Kenyah. Go here and there




source
http://en.wikipedia.org/wiki/Kayan_%28Borneo%29