|Puisne Justice of the Supreme Court of Canada|
September 30, 1875 – October 6, 1878
|Nominated by||Alexander Mackenzie|
|Preceded by||None (new position)|
|Succeeded by||Henri Elzéar Taschereau|
|Born||December 12, 1814|
Quebec City, Lower Canada
|Died||November 9, 1893 (aged 78)|
Quebec City, Quebec
Jean-Thomas Taschereau (December 12, 1814 – November 9, 1893) was a Canadian lawyer and judge.
Born in Quebec City, Lower Canada (now Quebec), the son of Jean-Thomas Taschereau, a politician who was a Member of the Quebec National Assembly, and Marie Panet, he was called to the bar in 1836. He studied law in Paris and upon his return to Quebec City where he practised for 18 years. He also taught at Université Laval from 1855 to 1857. In 1865, he was appointed a judge of the Quebec Superior Court, and in 1873, was appointed to the Court of Queen's Bench of Quebec. On September 30, 1875, he was appointed to the Supreme Court of Canada and retired from the court on October 6, 1878.
He was the father of Louis-Alexandre Taschereau, a Liberal Premier of the Canadian province of Quebec from 1920 to 1936 and Sir Henry-Thomas Taschereau, Chief-Justice of Quebec 1907-1909