Zachariah Adam Hall (February 28, 1865 – May 5, 1952) was an Ontario manufacturer and political figure.
He represented Waterloo South in the Legislative Assembly of Ontario as a Conservative member from 1914 to 1919.
He was born in Millbank, Canada West, the son of Thomas Hall.
He was defeated in his bid for reelection in 1919 by Karl Homuth of the United Farmers of Ontario.
This article about an Ontario Progressive Conservative Party MPP is a stub.