Yoon Jeung-hyun (born September 19, 1946) is a South Korean civil servant and politician, who served as acting Prime Minister of South Korea from August to October, 2010.

Yoon Jeung-hyun
윤증현
2nd Minister of Strategy and Finance
In office
10 February 2009 – 1 June 2011
PresidentLee Myung-bak
Preceded byKang Man-soo
Succeeded byBahk Jae-wan
Personal details
Born (1946-09-19) 19 September 1946 (age 78)
Masan, southern Korea
Alma materSeoul National University
Korean name
Hangul
윤증현
Hanja
尹增鉉
Revised RomanizationYun Jeunghyeon
McCune–ReischauerYun Chŭnghyŏn

He was born in Masan, and graduated from Seoul National University. He became the Minister of Strategy and Finance on February 10, 2009.

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Political offices
Preceded by Minister of Strategy and Finance
2009–2011
Succeeded by