. Sir John &Macdonald 1878-1891 4. Sir John J.C. Abbott 1891.1892 5. Sir John S.D.Thompson 1892-1894 6. Sir Mackenzie Bowen 1894-1896 7. Sir Charles Tupper 1896 8. Sir Wilfred Laurier 1896-1911 9. Sir Robert L. Borden 1911-1920 10. Arthur Meighen 1920.1921 11. W.L.Mackenzie King 1921-1926 12