John Wesley Brien

John Wesley Brien
Member of the Canadian Parliament for Essex South
In office 1917–1921
Preceded by	Alfred Henry Clarke
Succeeded by	George Perry Graham
Personal details
Born	November 24, 1864 Victoria County, Canada West
Died	January 11, 1949
Political party	Unionist Party
Occupation	physician

John Wesley Brien (November 24, 1864 - January 11, 1949) was a Canadian politician and physician. He was elected to the House of Commons of Canada in the 1917 election as a Member of the Unionist Party to represent the riding of Essex South. Prior to his federal political career, he had just served a year in the Canadian Expeditionary Force as a medical officer before being forced to return home due to injury. He also served as a captain in the British Canadian Recruiting Mission in Chicago, Illinois, United States of America.

Brien was born in Victoria County, Canada West. His cousin, James Brien, was also a Member of the House of Commons of Canada.

• John Wesley Brien – Parliament of Canada biography