William Gourlay Webster (September 25, 1884 – February 18, 1965) was a civil engineer, land surveyor and politician in Ontario, Canada.
He represented London in the Legislative Assembly of Ontario from 1943 to 1948 as a Progressive Conservative.
He served overseas as a lieutenant with the Canadian Engineers during World War I; then, from 1919 to 1927, he operated his own construction company.
In 1933, he became the founder and president of the Webster Air Equipment Company in London.
This article about an Ontario Progressive Conservative Party MPP is a stub.