List of mayors of St. John's, Newfoundland and Labrador
# List of mayors of St. John's, Newfoundland and Labrador

This is a list of mayors of St. John's, Newfoundland and Labrador.

Between 1888-1898 council consisted of five councillors elected by wards and two members appointed by the Newfoundland government. Then from 1898-1902 government by commission. In 1902, legislation passed that dictated a municipal council would be formed by six councillors-at-large and one mayor, elected by those citizens of St. John's who pay property taxes. The city council currently comprises 11 members: the Mayor, the Deputy Mayor and nine councillors, five which represent wards throughout the city and four that are elected at large.

Mayors of St. John's, Newfoundland and Labrador :

| Mayor | Term Began | Term Ended |
| - | - | - |
| George Shea | June 19, 1902 | June 26, 1906 |
| Michael Gibbs | June 26, 1906 | June 27, 1910 |
| William Ellis | June 27, 1910 | July 1, 1914 |
| Commission of Government | July 1, 1914 | June 29, 1916 |
| William Gosling | June 29, 1916 | December 15, 1921 |
| Tasker Cook | December 15, 1921 | December 9, 1929 |
| Charles Howlett | December 9, 1929 | March 31, 1932 |
| Andrew Carnell | March 31, 1932 | November 8, 1949 |
| Henry G. R. Mews | November 8, 1949 | November 16, 1965 |
| William G. Adams | November 16, 1965 | November 13, 1973 |
| Dorothy Wyatt | November 13, 1973 | November 3, 1981 |
| John Joseph Murphy | November 3, 1981 | November 13, 1990 |
| Suzanne "Shannie" Duff | November 13, 1990 | November 9, 1993 |
| John Joseph Murphy | November 9, 1993 | September 30, 1997 |
| Andy Wells | September 30, 1997 | March 3, 2008 |
| Dennis "Doc" O'Keefe (Acting) | March 3, 2008 | April 22, 2008 |
| Suzanne "Shannie" Duff (Acting) | April 22, 2008 | June 9, 2008 |
| Dennis "Doc" O'Keefe | June 9, 2008 | September 26, 2017 |
| Danny Breen | September 26, 2017 | present |
