Walter Koch

Walter Koch may refer to:


 * Walter Koch (astrologer) (1895–1970), German astrologer
 * Walter Koch (paratrooper) (1910–1943), German World War II paratrooper
 * Walter Koch (physician) (1880–1962), German physician
 * Walter J. Koch (born 1961), American scientist
 * Walter Koch (1911–1998), business owner of Machwitz Kaffee