Walter Koch may refer to:
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Walter Koch (astrologer) (1895–1970), German astrologer
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Walter Koch (paratrooper) (1910–1943), German World War II paratrooper
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Walter Koch (physician)
Walter Eduard Carl Koch (3 May 1880 in Dortmund, Germany – 21 November 1962 in Gretesch) was a German pathologist best known for the discovery of ''Koch's triangle'', a triangular shaped area in the right atrium of the heart.
Educated in ...
(1880–1962), German physician
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Walter J. Koch (born 1961), American scientist
* Walter Koch (1911–1998), business owner of
Machwitz Kaffee
{{hndis, Koch, Walter