Bill Wasyl Diachuk (October 8, 1929 – October 17, 2014) was a municipal and provincial politician from Alberta, Canada.
He began his political career in Edmonton municipal politics serving two separate stints as a separate school trustee.
The first was from 1962 to 1964 and the second from 1966 to 1971.
He moved his political career to the provincial level where he served as a member of the Legislative Assembly of Alberta sitting with the governing Progressive Conservative caucus from 1971 to 1986.