Thomas Scott (baptised 18 October 1746 – July 29, 1824) was a judge and political figure in Upper Canada. He was born in the parish of Kingoldrum, Angus, Scotland and studied law at Lincoln's Inn in London. He was called to the bar in 1793. In 1800, he was appointed attorney general in Upper Canada and arrived in York in 1801. He was appointed to the Executive Council for the province in 1805. He was the fourth Treasurer of the Law Society of Upper Canada from 1805 until he became Chief Justice for Upper Canada succeeding Henry Allcock and was appointed to the Executive Council in 1806.