Leaders of 20 Richest Countries: 2012
Heads of state and government controlling the world's major economies during this period.
Leadership Timeline: Canada
| Period | Leader | Political Party | Selection Method |
|---|---|---|---|
| 1948 — 1957 | Louis St. Laurent Prime Minister | Liberal | Elected |
| 1957 — 1963 | John Diefenbaker Prime Minister | Progressive Conservative | Elected |
| 1963 — 1968 | Lester B. Pearson Prime Minister | Liberal | Elected |
| 1968 — 1979 | Pierre Trudeau Prime Minister | Liberal | Elected |
| 1979 — 1980 | Joe Clark Prime Minister | Progressive Conservative | Elected |
| 1980 — 1984 | Pierre Trudeau Prime Minister | Liberal | Elected |
| 1984 — 1984 | John Turner Prime Minister | Liberal | Appointed |
| 1984 — 1993 | Brian Mulroney Prime Minister | Progressive Conservative | Elected |
| 1993 — 1993 | Kim Campbell Prime Minister | Progressive Conservative | Appointed |
| 1993 — 2003 | Jean Chrétien Prime Minister | Liberal | Elected |
| 2003 — 2006 | Paul Martin Prime Minister | Liberal | Appointed |
| 2006 — 2015 | Stephen Harper Prime Minister | Conservative | Elected |
| 2015 — 2026 | Justin Trudeau Prime Minister | Liberal | Elected |
| 2026 — Present | Mark Carney Prime Minister | Liberal | Appointed |