About William Yiampoy
Born 1974. William Yiampoy is a Kenyan middle-distance runner and athletics competitor.
William Oloonkishu Yiampoy (born 17 May 1974, in Emarti) is a Kenyan runner who specializes in the 800 metres. His personal best is 1:42.91 minutes, achieved in September 2002 in Rieti.
He graduated from Sosio High School in Kilgoris in 1989. He was recruited by Kenya Police in 1991. He did not start running until 1996. In 1999, he ran his first European races.
He is married with two children. He is managed by Gianni Demadonna and coached by Gianni Ghidini. Yiampoy is a member of the Maasai tribe.
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Important facts
People in William Yiampoy's life
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Frequently asked questions
Who is William Yiampoy?
Kenyan middle distance runner
When was William Yiampoy born?
William Yiampoy was born on 17 May 1974.
What is William Yiampoy's occupation?
William Yiampoy is a middle-distance runner and athletics competitor.
What nationality is William Yiampoy?
William Yiampoy is Kenyan.
Sources & further reading
Cite this page
APA: Biography.guide. (2026). William Yiampoy. https://biography.guide/william-yiampoy/
MLA: "William Yiampoy." Biography.guide, https://biography.guide/william-yiampoy/.
Chicago: "William Yiampoy." Biography.guide. https://biography.guide/william-yiampoy/.
Data last updated: 2026-09-20 · Spot an error? Report a correction.
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