William Frederick Powell (1826  – 1889) was a political figure in Ontario

Ontario

Ontario is a province of Canada, located in east-central Canada. It is Canada's most populous province and second largest in total area. It is home to the nation's most populous city, Toronto, and the nation's capital, Ottawa....

, Canada. He represented Carleton

Carleton (Ontario electoral district)

Carleton was a federal and provincial electoral district in Ontario, Canada, represented in the Canadian House of Commons from 1867 to 1968, and in the Legislative Assembly of Ontario from 1867 to 1987...

 in the Legislative Assembly of the Province of Canada

Legislative Assembly of the Province of Canada

The Legislative Assembly of the Province of Canada was the lower house of the legislature for the Province of Canada, which consisted of the former provinces of Lower Canada, then known as Canada East and later the province of Quebec, and Upper Canada, then known as Canada West and later the...

 from 1854 to 1866 as a Conservative member.

He was born in Perth

Perth, Ontario

Perth is a town in the eastern portion of Southern Ontario, Canada . It is located on the Tay River, 83 km southwest of Ottawa, and is the seat of Lanark County.-History:...

, 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...

, the son of Colonel James Hamilton Powell, and had moved to Bytown

Bytown

Bytown is the former name of Ottawa, Canada's capital city. It was founded on on September 26, 1826, incorporated as a town on January 1, 1850, and superseded by the incorporation of the City of Ottawa on January 1, 1855. The founding was marked by a sod turning, and a letter from Governor General...

 by 1847. Powell was among those who lobbied for a Protestant hospital in Bytown. He served as reeve for Bytown

Bytown

Bytown is the former name of Ottawa, Canada's capital city. It was founded on on September 26, 1826, incorporated as a town on January 1, 1850, and superseded by the incorporation of the City of Ottawa on January 1, 1855. The founding was marked by a sod turning, and a letter from Governor General...

. In 1857, he married Rosanna Margaret Wallis. Powell also served as sheriff for Carleton County

Carleton County, Ontario

Carleton County is the name of a historic county in Ontario, Canada. In 1969 it was superseded by the Regional Municipality of Ottawa-Carleton. In 2001 the Regional Municipality and the eleven local municipalities within it were replaced by the current City of Ottawa.-History:Carleton County was...

 and was captain of an infantry company at Bells Corners

Bells Corners, Ontario

Bells Corners is a suburban community in the city of Ottawa, Canada. As of the Canada 2006 Census, it had a population of 9,799.-History:...

, Canada West.

Powell Avenue in the Glebe

Glebe

Glebe Glebe Glebe (also known as Church furlong or parson's closes is an area of land within a manor and parish used to support a parish priest.-Medieval origins:...

 area of Ottawa

Ottawa

Ottawa is the capital of Canada, the second largest city in the Province of Ontario, and the fourth largest city in the country. The city is located on the south bank of the Ottawa River in the eastern portion of Southern Ontario...

 was named after him.

His brother John A.H. Powell

John A.H. Powell

John Ambrose Hume Powell was a political figure in Upper Canada.He was born in Ireland and came to Perth in Upper Canada with his family. His father, Colonel James Powell, was superintendent of the military settlement at Perth and the first sheriff in the Bathurst District. John served as captain...

served in the legislative assembly for Upper Canada.