Secretary of State for Canada Secretaries of State for Canada Secretaries of State for Canada

| _ | Secretary_of_State | Prime_Minister | Tenure_ |
|---|---|---|---|
| 33. | Colin William George Gibson | St. Laurent | November 15, 1948 – March 31, 1949 |
| 34. | Frederick Gordon Bradley | St. Laurent | March 31, 1949 – June 11, 1953 |
| 35. | Jack Pickersgill | St. Laurent | June 11, 1953 – June 30, 1954 |
| 36. | Roch Pinard | St. Laurent | July 1, 1954 – June 21, 1957 |
| 37. | Ellen Louks Fairclough | Diefenbaker | June 21, 1957 – May 11, 1958 |
| 38. | Henri Courtemanche | Diefenbaker | May 12, 1958 – June 19, 1960 |
| * | Léon Balcer (acting minister) | Diefenbaker | June 21, 1960 – October 10, 1960 |
| 39. | Noël Dorion | Diefenbaker | October 11, 1960 – July 5, 1962 |
| * | Léon Balcer (acting minister – 2nd time) | Diefenbaker | July 11, 1962 – August 8, 1962 |