John Gabriel Hearn was a businessman and political figure in Quebec

Quebec

Quebec or is a province in east-central Canada. It is the only Canadian province with a predominantly French-speaking population and the only one whose sole official language is French at the provincial level....

. He represented Québec-Ouest

Louis-Hébert (provincial electoral district)

Louis-Hébert is a provincial electoral district in the Canadian province of Quebec. Located in the Capitale-Nationale region, the riding was formed in 1965 and includes mostly central and western portions of Quebec City west of Autoroute 73 and Autoroute 740...

 in the Legislative Assembly of Quebec

Legislative Assembly of Quebec

The Legislative Assembly of Quebec was the name of the lower house of Quebec's legislature until 1968, when it was renamed the National Assembly of Quebec. At the same time, the upper house of the legislature, the Legislative Council, was abolished...

 from 1900 to 1904 as a Liberal member.

He was born in Quebec City

Quebec City

Quebec , also Québec, Quebec City or Québec City is the capital of the Canadian province of Quebec and is located within the Capitale-Nationale region. It is the second most populous city in Quebec after Montreal, which is about to the southwest...

, Canada East

Canada East

Canada East was the eastern portion of the United Province of Canada. It consisted of the southern portion of the modern-day Canadian Province of Quebec, and was primarily a French-speaking region....

, the son of John Hearn

John Hearn (politician)

John Hearn was an Irish-born businessman and political figure in Quebec. He represented Quebec West in the Legislative Assembly of Quebec from 1867 to 1877, Stadacona division in the Legislative Council of Quebec from 1877 to 1892 and Quebec West in the Canadian House of Commons from 1892 to 1894...

 and Mary Doran, and was educated at the Quebec commercial academy. He studied at the Royal Military College

Royal Military College of Canada

The Royal Military College of Canada, RMC, or RMCC , is the military academy of the Canadian Forces, and is a degree-granting university. RMC was established in 1876. RMC is the only federal institution in Canada with degree granting powers...

 in Kingston

Kingston, Ontario

Kingston, Ontario is a Canadian city located in Eastern Ontario where the St. Lawrence River flows out of Lake Ontario. Originally a First Nations settlement called "Katarowki," , growing European exploration in the 17th Century made it an important trading post...

 from 9 September 1880 until 1884, cadet number 106.

He also studied at the Royal Arsenal

Royal Arsenal

The Royal Arsenal, Woolwich, originally known as the Woolwich Warren, carried out armaments manufacture, ammunition proofing and explosives research for the British armed forces. It was sited on the south bank of the River Thames in Woolwich in south-east London, England.-Early history:The Warren...

 at Woolwich

Woolwich

Woolwich is a district in south London, England, located in the London Borough of Greenwich. The area is identified in the London Plan as one of 35 major centres in Greater London.Woolwich formed part of Kent until 1889 when the County of London was created...

. Hearn became a real estate agent and also administered the property accumulated by his father. In 1890, he married Katherine M. Ryan. He served on the Quebec municipal council and was president of the finance committee from 1896 to 1898. He died in Quebec City at the age of 63.