Sir Robert Laird Borden, (June 26, 1854 – June 10, 1937) was a Canadian lawyer and politician. He served as the eighth Prime Minister of Canada from October 10, 1911, to July 10, 1920, and was the third Nova Scotian to hold this office. After retiring from public life, he served as the chancellor of Queen's University. His portrait appears on Canadian $100 notes produced since 1976.