John Wesley Brien

John Wesley Brien
Member of the Canadian Parliament
for Essex South
In office
1917–1921
Preceded byAlfred Henry Clarke
Succeeded byGeorge Perry Graham
Personal details
BornNovember 24, 1864
Victoria County, Canada West
DiedJanuary 11, 1949
Political partyUnionist Party
Occupationphysician

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.