Sir Henry John Caldwell was a seigneur

Seigneurial system of New France

The seigneurial system of New France was the semi-feudal system of land distribution used in the North American colonies of New France.-Introduction to New France:...

 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 Dorchester in the Legislative Assembly of Lower Canada

Legislative Assembly of Lower Canada

The Legislative Assembly of Lower Canada was the lower house of the bicameral structure of provincial government in Lower Canada until 1838. The legislative assembly was created by the Constitutional Act of 1791...

 from 1830 to 1834.

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...

, the son of John Caldwell

John Caldwell (seigneur)

Sir John Caldwell was a businessman and politician in Lower Canada and the only son of Henry Caldwell, the receiver general of Lower Canada from 1794....

, who was the son of Henry Caldwell

Henry Caldwell

Lt.-Col. Henry Caldwell, was a Canadian army and militia officer, a successful businessman and a member of the Legislative Council of Lower Canada....

, and Jane Davidson. Caldwell inherited the seigneury of Lauzon after the death of his grandfather. He was named a justice of the peace

Justice of the Peace

A justice of the peace is a puisne judicial officer elected or appointed by means of a commission to keep the peace. Depending on the jurisdiction, they might dispense summary justice or merely deal with local administrative applications in common law jurisdictions...

 in 1816. Caldwell married Sophia Louisa Paynter, the niece of Matthew Whitworth-Aylmer

Matthew Whitworth-Aylmer, 5th Baron Aylmer

‎Matthew Whitworth-Aylmer, 5th Baron Aylmer was a British military officer and colonial administrator.- Napoleonic Wars :...

. In 1826, the seigneury of Lauzon was sold to clear his father's debts, even though it had not been part of his father's property; Caldwell's appeal was unsuccessful. He later operated a sawmill

Sawmill

A sawmill is a facility where logs are cut into boards.-Sawmill process:A sawmill's basic operation is much like those of hundreds of years ago; a log enters on one end and dimensional lumber exits on the other end....

 in the seigneury of Île-Verte with William Price

William Price (merchant)

William Price was a Quebec lumber merchant and manufacturer.- References :...

 and Louis Bertrand

Louis Bertrand (Quebec seigneur)

Louis Bertrand was a Canadian seigneur, businessman and political figure.Bertrand was born in Cap-Santé, Quebec in 1779. He worked as baker at the Petit Séminaire de Québec, then moved to L'Isle-Verte in 1811 and opened a store there...

. Caldwell voted against the Ninety-Two Resolutions

Ninety-Two Resolutions

The Ninety-Two Resolutions were drafted by Louis-Joseph Papineau and other members of the Parti patriote of Lower Canada in 1834. The resolutions were a long series of demands for political reforms in the British-governed colony....

. Caldwell inherited the title of baronet from his father, the title became extinct on his death.