Alexander Mackenzie (January 28, 1822 – April 17, 1892) was a Canadian politician who served as the second prime minister of Canada, in office from 1873 to 1878.

Pauline McGibbon, was appointed an Officer of the Order of Canada in 1967. In 1974, she was sworn in as the first female Lieutenant Governor of Ontario, holding office until 1980.

Sadie was involved in other local organizations. She sat on the Sarnia Women's Conservation Art Association that was instrumental in bringing artwork by the Group of Seven to Sarnia. She was also involved in Canadian Girls in Training and St. George's Anglican Church. In 1978, Sadie was presented with a Queen's Jubilee Medal for her years of service.

Alexander Vidal (August 4, 1819 – December 18, 1906) was an Ontario land surveyor, banker, and political figure. He was a Conservative member of the Senate of Canada for Sarnia division from 1873 to 1906.

Malcolm Cameron (April 25, 1808 – June 1, 1876) was a Canadian businessman and politician.

Norman (Norm) Perry (June 1, 1904 in Sarnia, Ontario – November 17, 1957 in Sarnia, Ontario) was a Canadian football player in the Ontario Rugby Football Union for the Sarnia Imperials for eight seasons. He was inducted into the Canadian Football Hall of Fame in 1963 and into Canada's Sports Hall of Fame in 1975.

Richard Emeric Vidal arrived in 1834 and founded a dynasty that would dominate the town’s politics and business for half a century.

He is regarded as one of Sarnia’s three founding fathers, but his clan showed little interest in the Upper Canadian practice of naming thoroughfares after the royal family.

Timothy Blair Pardee, QC (December 11, 1830 – July 21, 1889) was an Ontario lawyer and political figure. He represented the riding of Lambton in the Legislative Assembly of Ontario from 1867 to 1874 and Lambton West from 1875 to 1889 as a Liberal..

Frederick Davis, who served as the community’s seventh Mayor, was largely responsible for the huge hash held to mark the first ever Canada Day, or Dominion Day, as it was called in the 19th century.

George Leys, Mayor of the town of Sarnia, and son of James and Ann (Williams) Leys, is a native of Cushnie, Aberdeenshire, Scotland, dating his birth, August 12,1830. He received a thorough parish school education; learned his father’s trade, that of a tailor, and worked at it in the old country until 1853, when he emigrated to Canada West, and settled in Sarnia, the county town of Lambton, where he has resided since that date.

James Flintoft Sr., was born in Yorkshire, England in 1806, coming to Canada with his family in 1820. Persuaded by Malcolm Cameron to leave Perth, Ont. and move to Sarnia, he built the Sarnia Mills, precursor to King’s Mill, in 1845.

Timothy Blair Pardee, QC (December 11, 1830 – July 21, 1889) was an Ontario lawyer and political figure. He represented the riding of Lambton in the Legislative Assembly of Ontario from 1867 to 1874 and Lambton West from 1875 to 1889 as a Liberal..

William Thomas Goodison (16 February 1876 – 3 December 1928) was a Liberal party member of the House of Commons of Canada. He was born in Strathroy, Ontario and became a business executive, business manager and manufacturer.

William John Hanna, KC (October 13, 1862 – March 20, 1919) was a lawyer and political figure in Ontario, Canada. He represented Lambton West in the Legislative Assembly of Ontario from 1902 to 1919 as a Conservative member.

Prior to his arrival in Lambton, an ad was placed in the Baltimore Sun on December 2, 1856 offering a reward for the return of formerly enslaved persons Josiah Bailey, William Bailey, and Peter Pennington. Peter was described as about 25 years of age, dark chestnut colour, 5 feet 7 inches tall

James Flintoft Jr. was born in Pearth, Lanark County in 1842, coming to Sarnia in 1845 with his father who became the first Sherriff of Sarnia in 1853. James studied law for three years under Honourable T.B. Pardee and succeeded to the Sheriff’s office upon his fathers retirement in 1872.