| Cabinet Name: | First Najib cabinet |
| Jurisdiction: | Malaysia |
| Cabinet Number: | 18th |
| Flag: | Flag of Malaysia.svg |
| Date Formed: | 10 April 2009 |
| Date Dissolved: | 16 May 2013 |
| Government Head: | Najib Razak |
| Deputy Government Head: | Muhyiddin Yassin |
| Government Head History: | Najib Government |
| Current Number: | 33 ministers and 40 deputy ministers |
| Legislature Status: | Coalition government |
| Opposition Cabinet: | Frontbench Committees of Anwar Ibrahim |
| Opposition Parties: | People's Justice Party Democratic Action Party Pan-Malaysian Islamic Party Socialist Party of Malaysia |
| Opposition Leader: | Anwar Ibrahim |
| Last Election: | 2013 Malaysian general election |
| Legislature Term: | 12th Malaysian Parliament |
| Budget: | 2010, 2011, 2012, 2013 |
| Previous: | Third Abdullah cabinet |
| Successor: | Second Najib cabinet |
Najib Razak formed the first Najib cabinet after being invited by Tuanku Mizan Zainal Abidin to begin a new government following the resignation of the previous Prime Minister of Malaysia, Abdullah Ahmad Badawi. It was the 18th cabinet of Malaysia formed since independence. Prior to the resignation, Abdullah led (as Prime Minister) the third Abdullah cabinet, a coalition government that consisted of members of the component parties of Barisan Nasional.
Najib announced his inaugural Cabinet on 9 April 2009.[1] Former Malaysia Airlines chief executive officer and managing director Idris Jala was added to the line-up on 28 August 2009.[2]
Najib streamlined the Cabinet to 28 members from 32 in the previous Abdullah Ahmad Badawi administration. His new line-up came under criticism from previous Prime Minister Mahathir Mohamad.[3]
This is a list of the members of the first cabinet of the sixth Prime Minister of Malaysia, Najib Razak.
The federal cabinet consisted of the following ministers: