A Korean American
is a person of Korean
ancestry who was either born in or is an immigrant of the United States
Korean immigration to the U.S. is widely accepted as having started Jan 13, 1903, when laborers arrived on Hawaii to work on sugar plantations.
As of 2000 Korean Americans numbered some 1.1 million, with large concentrations in California, New York, and New Jersey.
For some notable Korean Americans, see List of famous Korean Americans