William Koch may refer to:
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William Frederick Koch
William Frederick Koch (1885–1967) was a U.S. medical doctor and pharmaceutical entrepreneur. In the 1940s he marketed glyoxylide, a drug which he claimed would cure cancer. The claims were never scientifically proved, and he was considered a ch ...
(1885–1967), American medical doctor and pharmaceutical entrepreneur
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William C. Koch Jr. (born 1947), former justice of the Tennessee Supreme Court
See also
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Bill Koch (disambiguation), for those people known as "Bill" or "Billy"
{{hndis, Koch, William