Date of Birth: 
About Kim Seong-eun (athlete)
- Kim Seong-Eun (Korean: ???; born 24 February 1989 in Seoul) is a South Korean long-distance runner who competes in marathon races.
- She represented her country at the 2012 Summer Olympics and the 2011 World Championships in Athletics.
- Her personal best for the marathon is 2:27:20 hours, set in 2013.
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