Yoon (Korean surname)

Yoon (Korean: 윤) is a family name in Korea, which means "governor". The name is sometimes also transliterated as Yun, Yune, Yiun, or Youn. According to the 2000 census, 948,600 people had the surname in South Korea. It derives from the Chinese character 尹. In a study by the National Institute of the Korean Language based on 2007 application data for South Korean passports, it was found that 48.9% of people with this surname spelled it in Latin letters as Yoon in their passports, while 40.6% spelled it as Yun and 9.9% spelled it as Youn. Other alternative spellings included Yooun, Yune, Joon and Yeoun.