To date there have been 19 Metropolitans of the Ecclesiastical Province of Ontario. The Province is the third oldest (of four) in the Anglican Church of Canada and was founded in 1912. The Province of Ontario is now comprised of 7 dioceses:
- Toronto (founded 1839)
- Huron (founded 1857)
- Ontario (founded 1861)
- Moosonee (founded 1872, originally part of Province of Rupert’s Land, transferred to Province of Ontario in 1935)
- Algoma (founded 1873)
- Niagara (founded 1875)
- Ottawa (founded 1896)
Metropolitans are elected by provincial synod and are accorded the title of Archbishop (of their diocese) and addressed as “The Most Reverend”. Upon retirement, metropolitans in the Province of Ontario retain the title of “Archbishop” and form of address “Most Reverend”.
The Ecclesiastical Province of Ontario has a web site which can be accessed for more information at province-ontario.anglican.ca
| Metropolitical No. | Dates as Metropolitan | Name |
| 1st | 1912-1914 | The Most Rev. Charles Hamilton (1834-1919) Archbishop of Ottawa |
| 2nd | 1915-1926 | The Most Rev. George Thorneloe (1848-1935) Archbishop of Algoma |
| 3rd | 1926-1931 | The Most Rev. David Williams (1859-1931) Archbishop of Huron |
| 4th | 1932-1932 | The Most Rev. James Fielding Sweeny (1857-1940) Archbishop of Toronto |
| 5th | 1933-1939 | The Most Rev. Charles Roper (1858-1940) Archbishop of Ottawa |
| 6th | 1940-1943 | The Most Rev. John George Anderson (1866-1943) Archbishop of Moosonee |
| 7th | 1944-1948 | The Most Rev. Charles Allen Seager (1872-1948) Archbishop of Huron |
| 8th | 1949-1952 | The Most Rev. John Lyons (1878-1958) Archbishop of Ontario |
| 9th | 1952-1954 | The Most Rev. Robert John Renison (1875-1957) Archbishop of Moosonee |
| 10th | 1955-1974 | The Most Rev. William Lockridge Wright (1904-1990) Archbishop of Algoma |
| 11th | 1974-1979 | The Most Rev. James Augustus Watton (1915-1995) Archbishop of Moosonee |
| 12th | 1979-1985 | The Most Rev. Lewis Samuel Garnsworthy (1922-1990) Archbishop of Toronto |
| 13th | 1985-1991 | The Most Rev. John Charles Bothwell Archbishop of Niagara |
| 14th | 1991-1993 | The Most Rev. Edwin Keith Lackey (1930-1993) Archbishop of Ottawa |
| 15th | 1993-2000 | The Most Rev. Percy Richard O’Driscoll Archbishop of Huron |
| 16th | 2000-2004 | The Most Rev. Terence Edward Finlay Archbishop of Toronto |
| 17th | 2004-2009 | The Most Rev. Caleb James Lawrence Archbishop of Moosonee |
| 18th | 2009-2018 | The Most Rev. Colin Robert Johnson Archbishop of Toronto |
| 19th | 2018- | The Most Rev. Anne Germond of Algoma |