James Edwin Robertson (October 8, 1840 – October 30, 1915) was a Canadian physician and politician.Born in New Perth, Prince Edward Island, the son of Peter Robertson and Annie McFarlane, Robertson was educated at McGill University where he graduated with honors in 1865, after which he located in Montague, Prince Edward Island where he has worked up a large practice.In 1870, he was acclaimed to the Legislative Assembly of Prince Edward Island for 4th Kings.