Md. Nematullah is an Indian politician from Bihar, belonging to Janata Dal (United) aka JD(U). He was also the vice-president of JD(U) between 2009-10. During the general elections in 2009, he was one of the top contenders for contesting from Siwan district.

Md. Nematullah
Md. Nematullah on speaker’s seat in the 16th Bihar Legislative Assembly
Constituency	Barauli (Gopalganj), Bihar
MLA of Barauli
In office 1995–2000
Preceded by	Dhruv Nath Chaudhary
Succeeded by	Rampravesh Rai
In office 2015–2020
Preceded by	Ram Pravesh Rai
Succeeded by	Ram Pravesh Rai
Personal details
Born	Siwan, Bihar
Political party	Janta Dal United
Other political affiliations	Janata Dal, Rashtriya Janata Dal
Spouse	R. Nemat
Children	4 (including Emir Shah)

Previously he was a member of Rashtriya Janata Dal from 1997-2009 and from October 2010 to October 2020. He contested first time in 1995 on Janata Dal ticket and defeated Rampravesh Rai of Bharatiya Janata Party by a whopping margin of 19,802 votes and was elected as a member of Bihar Legislative Assembly from Barauli (Gopalganj). Md. Nematullah got 42,874 votes.

On 5 July 1997, Lalu Prasad Yadav along with other senior leaders and supporters formed the new political party, Rashtriya Janata Dal.

Lalu Prasad Yadav made government with his newly formed political party and became the Chief Minister of Bihar. Later he appointed Md. Nematullah as the Chief Whip of ruling party in Bihar Vidhan Sabha. He’s been a senior leader in RJD until he resigned from the party in October 2020.

He was elected for the second time in 2015 on RJD ticket as a Mahagathbandhan candidate and again defeated Rampravesh Rai with a close margin of only 504 votes. Nitish Kumar became the chief minister of the alliance and later in January 2016, Md. Nematullah was appointed Whip of ruling party in Bihar Legislative Assembly.

Md. Nematullah has been a close ally of Nitish Kumar since his early days in politics. This was stated as one of the major reasons for him joining Janata Dal (United).^[1][2][3]