| No. | Photo | Portfolio | Name(Birth–Death) | Assumed office | Left office | Duration | Constituency(House) | Prime Minister |
| 1 | | Minister of Railways | Lalu Prasad Yadav(born 1948) | 23 May 2004 | 22 May 2009 | 4 years, 364 days | Chapra(Lok Sabha) | Manmohan Singh | |
| 2 | | Minister of Company Affairs[MoS(I/C)] | Prem Chand Gupta(born 1950) | 23 May 2004 | 29 Jan 2006 | 1 year, 251 days | Bihar(Rajya Sabha) | |
| Minister of Company Affairs | 29 Jan 2006 | 9 May 2007 | 1 year, 100 days | |
| Minister of Corporate Affairs | 9 May 2007 | 22 May 2009 | 2 years, 13 days | |
| 3 | | Minister of Rural Development | Raghuvansh Prasad Singh(1946–2020) | 23 May 2004 | 22 May 2009 | 4 years, 364 days | Vaishali(Lok Sabha) | |
| 4 | | Minister of Agriculture(MoS) | Akhilesh Prasad Singh(born 1962) | Motihari(Lok Sabha) | |
| Minister of Food and Civil Supplies, Consumer Affairs & Public Distribution(MoS) | |
| 5 | | Minister of Water Resources(MoS) | Jay Prakash Narayan Yadav(born 1954) | 23 May 2004 | 6 Nov 2005 | 1 year, 167 days | Monghyr(Lok Sabha) | |
| 24 Oct 2006 | 22 May 2009 | 2 years, 210 days | |
| 6 | | Minister of Heavy Industries & Public Enterprises(MoS) | Kanti Singh(born 1957) | 29 Jan 2006 | 6 Apr 2008 | 2 years, 68 days | Arrah(Lok Sabha) | |
| Minister of Human Resource Development(MoS) | 23 May 2004 | 29 Jan 2006 | 1 year, 251 days | |
| Minister of Tourism(MoS) | 6 Apr 2008 | 22 May 2009 | 1 year, 46 days | |
| Minister of Culture(MoS) | |
| 7 | | Minister of Human Resource Development(MoS) | Mohammad Ali Ashraf Fatmi(born 1956) | 23 May 2004 | 22 May 2009 | 4 years, 364 days | Darbhanga(Lok Sabha) | |
| 8 | | Minister of Heavy Industries & Public Enterprises(MoS) | Mohammed Taslimuddin(1943–2017) | 23 May 2004 | 25 May 2004 | 2 days | Kishanganj(Lok Sabha) | |
| Minister of Agriculture(MoS) | 25 May 2004 | 22 May 2009 | 4 years, 362 days | |
| Minister of Food and Civil Supplies, Consumer Affairs & Public Distribution(MoS) | |