| 1 | A | B | C | D | E | F |
| --- | --- | --- | --- | --- | --- | --- |
| 2 | List of Presidents of the Congress of New Caledonia - Presidents of the Congress |  |  |  |  |  |
| 3 | Took office | Left office | President | Notes | Party | Party |
| 4 | 7 October 1985 | 2 May 1988 | Dick Ukeiwé | - | - | The Rally–UMP |
| 5 | 2 May 1988 | 11 June 1989 | Albert Etuve | - | - | The Rally–UMP |
| 6 | 28 June 1989 | 7 July 1995 | Simon Loueckhote | - | - | The Rally–UMP |
| 7 | 31 July 1995 | 16 July 1997 | Pierre Frogier | - | - | The Rally–UMP |
| 8 | 16 July 1997 | 3 June 1998 | Harold Martin | - | - | The Rally–UMP |
| 9 | 3 June 1998 | 9 May 2004 | Simon Loueckhote | - | - | The Rally–UMP |
| 10 | 21 May 2004 | 3 July 2007 | Harold Martin | - | - | L'Avenir Ensemble |
| 11 | 31 July 2007 | 10 May 2009 | Pierre Frogier | - | - | The Rally–UMP |
| 12 | 22 May 2009 | 3 March 2011 | Harold Martin | - | - | L'Avenir Ensemble |
| 13 | 1 April 2011 | 29 August 2012 | Roch Wamytan | - | - | Kanak and Socialist National Liberation Front |
| 14 | 29 August 2012 | 7 August 2013 | Gérard Poadja | - | - | Caledonia Together |
| 15 | 7 August 2013 | 23 May 2014 | Roch Wamytan | - | - | Kanak and Socialist National Liberation Front |
| 16 | 23 May 2014 | 17 July 2015 | Gaël Yanno | - | - | Popular Caledonian Movement |
| 17 | 17 July 2015 | 30 July 2018 | Thierry Santa | - | - | The Rally–UMP |
| 18 | 30 July 2018 | Incumbent | Gaël Yanno | - | - | Popular Caledonian Movement |

Question: On which dates did Harold Martin take office as President of the Congress of New Caledonia?
Answer: Harold Martin took office three times as President of the Congress of New Caledonia: 16 July 1997, 21 May 2004, and 22 May 2009.