Canadian Open (golf) Champions by nationality Champions by nationality

| Rank_ | Country | Wins | Winners | First_title | Last_title |
|---|---|---|---|---|---|
| 1 | United States | 71 | 54 | 1910 | 2012 |
| 2 | England | 8 | 6 | 1904 | 1981 |
| T3 | Australia | 7 | 5 | 1933 | 2009 |
| T3 | Canada | 7 | 4 | 1906 | 1954 |
| 5 | Scotland | 3 | 3 | 1905 | 1926 |
| T6 | South Africa | 2 | 2 | 1947 | 1993 |
| T6 | Zimbabwe | 2 | 1 | 1991 | 1994 |
| T8 | New Zealand | 1 | 1 | 1968 | 1968 |
| T8 | Fiji | 1 | 1 | 2004 | 2004 |
| T8 | Sweden | 1 | 1 | 2010 | 2010 |