William Gillies McKinnon (born 24 January 1933) is a former Australian politician.
He was born in Barrhead, Scotland.
In 1977 he was elected to the Tasmanian House of Assembly as a Labor member for Franklin in a recount following Bill Neilson's resignation.
Defeated in 1979, he returned later that year in the recount that followed Eric Barnard's resignation.
This article about an Australian Labor Party politician is a stub.