Robert Austin Shearer (March 16, 1868 – December 3, 1920) was an Ontario farmer and political figure.
He represented Stormont in the Legislative Assembly of Ontario from 1914 to 1919 as a Conservative member.
He was born in Cornwall Township, Ontario, the son of James A. Shearer.
For a time, he was involved in the production of aerated water.
This article about an Ontario Progressive Conservative Party MPP is a stub.