MACAULAY, Sir James Buchanan, Canadian jurist, born in Niagara, 3 December. 1793; died in Toronto, 26 November, 1859. His father, Dr. James Macaulay, a native of Glasgow, Scotland, came with his regiment, the Queen's rangers, to Canada in 1792, and was afterward deputy inspector-general of hospitals. James was educated in Cornwall, and afterward entered the 98th regiment as ensign. In 1812 he joined the Glengarry fencibles as a lieutenant, and fought at Ogdensburg, Oswego, Lundy's Lane, and at the siege of Fort Erie. At the close of the war his corps was disbanded, and after engaging in the study of law he was admitted to the bar in 1822. He rose rapidly in his 'profession, was an executive councillor during the administration of Sir Peregrine Maitland, and in 1829 became a judge of the court of Queen's bench. When the court of common pleas was constituted in December. 1849, he was transferred to it as chief justice, and continued on the bench until his resignation in 1856. A short time before his death he accepted the appointment of judge of the court of error and appeal. In 1859 the honor of knighthood was conferred upon him by the Queen. It e was chairman of the commission that was intrusted with the consolidation of the statutes of Upper Canada, and this work was completed in 1858 largely by the aid of Sir James.--His brother, JOHN SIMCOE, served as colonel of engineers, and afterward was a member of the legislative council of Upper Canada.