Alexander Campbell was a farmer and political figure in Upper Canada

Upper Canada

The Province of Upper Canada was a political division in British Canada established in 1791 by the British Empire to govern the central third of the lands in British North America and to accommodate Loyalist refugees from the United States of America after the American Revolution...

.

He was born in New York

New York

New York is a state in the Northeastern region of the United States. It is the nation's third most populous state. New York is bordered by New Jersey and Pennsylvania to the south, and by Connecticut, Massachusetts and Vermont to the east...

 state in 1770. His father(?) served with Edward Jessup

Edward Jessup

Edward Jessup was a soldier, judge and political figure in Upper Canada.He was born in Stamford, Connecticut in 1735 and moved with his family to Dutchess County, New York in 1744. In 1759, he served with Jeffery Amherst in the Lake Champlain region...

's Loyal Rangers during the American Revolution

American Revolution

The American Revolution was the political upheaval during the last half of the 18th century in which thirteen colonies in North America joined together to break free from the British Empire, combining to become the United States of America...

 and settled in Edwardsburgh Township in Upper Canada after the war. He was a justice of the peace in the Johnstown District, a registrar for the Eastern District

Eastern District, Upper Canada

Eastern District was one of four districts of the Province of Quebec created in 1788 in the western reaches of the Montreal District and partitioned in 1791 to create the new colony of Upper Canada. Known as Lunenburg District until 1792, it was abolished in 1849...

 and represented Dundas

Dundas County, Ontario

Dundas County is a county in the Canadian province of Ontario.Dundas was created in 1792 by the area's first settlers: German Loyalists who had fought with Sir John Johnson in the American Revolutionary War. The settlers, descendants of the Palatine immigrants to America in 1710, had immigrated to...

 in the 1st Parliament of Upper Canada

1st Parliament of Upper Canada

The 1st Parliament of Upper Canada was opened 17 September 1792. Elections in Upper Canada had been held in August 1792. All sessions were held at Navy Hall in Newark, later Niagara-on-the-Lake...

. He was Sir John A Macdonald's partner as well as friend.

He died in Edwardsburgh Township in 1834.