| Post: | Deputy Chief Minister |
| Body: | the Northern Territory |
| Flag: | Flag of the Northern Territory.svg |
| Flagsize: | 120px |
| Flagcaption: | Flag of the Northern Territory |
| Insignia: | Northern Territory Coat of Arms.svg |
| Insigniasize: | 120px |
| Insigniacaption: | Coat of arms of the Northern Territory |
| Incumbent: | Gerard Maley |
| Incumbentsince: | 9 September 2024 |
| Department: | Department of the Chief Minister |
| Style: | The Honourable |
| Reports To: | Chief Minister of the Northern Territory |
| Seat: | Darwin, Northern Territory |
| Nominator: | Chief Minister of the Northern Territory |
| Appointer: | Administrator of the Northern Territory |
| Appointer Qualified: | on the advice of the chief minister |
| Termlength: | At the Administrator's pleasure |
| Formation: | 20 November 1974 |
| First: | Paul Everingham |
The deputy chief minister of the Northern Territory is a role in the Government of the Northern Territory assigned to a responsible Minister in the Northern Territory. It has second ranking behind the chief minister of the Northern Territory in Cabinet, and its holder serves as acting chief minister during absence or incapacity of the chief minister. The deputy chief minister is almost always the deputy leader of the governing party.
The incumbent deputy chief minister of the Northern Territory is Gerard Maley. Maley assumed the position in September 2024, becoming the first deputy chief minister of the current Country Liberal Government since September 2024.
| Deputy Chief Minister | Party | Period in office | |||
|---|---|---|---|---|---|
| 20 November 1974 – 11 August 1975 | |||||
| 12 August 1975 – 1 December 1975 | |||||
| 2 December 1975 – 20 September 1977 | |||||
| 21 September 1977 – 12 December 1983[1] | |||||
| 13 December 1983 – 14 May 1986 | |||||
| 15 May 1986 – 18 March 1987 | |||||
| 19 March 1987 – 5 April 1988 | |||||
| 6 April 1988 – 25 May 1995 | |||||
| 26 May 1995 – 26 August 2001 | |||||
| 27 August 2001 – 25 November 2007 | |||||
| 26 November 2007 – 8 February 2009 | |||||
| 9 February 2009 – 29 August 2012 | |||||
| 29 August 2012 – 6 March 2013 | |||||
| 6 March 2013 – 13 March 2013 | |||||
| 13 March 2013 – 22 August 2014 | |||||
| 1 September 2014 – 3 February 2015 | |||||
| 3 February 2015 – 14 February 2016 | |||||
| 16 February 2016 – 31 August 2016 | |||||
| 12 September 2016 – 21 December 2023 | |||||
| 21 December 2023 – 28 August 2024 | |||||
| 9 September 2024 – present | |||||