Sir John Colborne, 1st Baron Seaton (1778-1863), British soldier and administrator. Lieutenant Governor of Upper Canada 1828-36; Commander in Chief of British Forces in North America 1835-38; Governor in Chief of British North America 1839-
Albert John Coleman (known as John) was Professor and Head of Mathematics and Statistics at Queen's University. He was also known for his social and community activism in Kingston.
Solicitor? (Not to be confused with John William Colenso, 1814-1883, Bishop of Natal, also from St. Austell.)