Horst Oertel (January 25, 1871 – January 9, 1956) M.D., Emeritus Professor and Head of Pathology at McGill University, Montreal (1918–1938), he was well-known on both sides of the Atlantic. Five of his books are still published today (all republished within the last five years from 2007 to 2010) as standard texts for students of Pathology.