Lee Jeong-eun (Korean: 이정은; Korean pronunciation: [i.dʑʌŋ.ɯn] or [i] [tɕʌŋ.ɯn]; born 13 September 1994) is a professional female racewalker from South Korea. She competed in the Women's 20 kilometres walk event at the 2015 World Championships in Athletics in Beijing, China.