Leighton McCarthy
| Leighton Goldie McCarthy | |
|---|---|
| Ambassador of Canada to the United States | |
| In office 24 February 1941 – 31 December 1944 | |
| Prime Minister | W. L. Mackenzie King | 
| Preceded by | New position | 
| Succeeded by | Lester B. Pearson | 
| Member of Parliament for Simcoe North | |
| In office 14 December 1898 – 21 September 1911 | |
| Preceded by | Dalton McCarthy | 
| Succeeded by | John Allister Currie | 
| Personal details | |
| Born | 15 December 1869 Walkerton, Ontario, Canada | 
| Died | 3 October 1952 (aged 82) Toronto, Ontario, Canada | 
| Political party | Independent (1898–1911) Liberal (1911–?) | 
| Relations | Dalton McCarthy (uncle) | 
| Occupation | 
 | 
Leighton Goldie McCarthy PC (15 December 1869 – 3 October 1952) was a Canadian lawyer, politician, businessman and diplomat.