Motihari Lok Sabha constituency (Hindi: मोतिहारी लोक सभा निर्वाचन क्षेत्र) is one of the 40 Lok Sabha (parliamentary) constituencies in Bihar state in eastern India till 2008.
Motihari Lok Sabha constituency comprised the following Vidhan Sabha (legislative assembly) segments:
1952: Bibhuti Mishra, Indian National Congress
1957: Bibhuti Mishra, Indian National Congress
1962: Bibhuti Mishra, Indian National Congress
1967: Bibhuti Mishra, Indian National Congress
1971: Bibhuti Mishra, Indian National Congress
1977: Thakur Ramapati Sinha, Janata Party
1980: Kamla Mishra Madhukar, Communist Party of India
1984: Prabhawati Gupta, Indian National Congress
1989: Radha Mohan Singh, Bharatiya Janata Party
1991: Kamla Mishra Madhukar, Communist Party of India
1996: Radha Mohan Singh, Bharatiya Janata Party
1998: [[Rama Devi (Muzaffarpur)|Rama Devi]], Rashtriya Janata Dal
1999: Radha Mohan Singh, Bharatiya Janata Party
2004: Akhilesh Prasad Singh, Rashtriya Janata Dal
2009: Radha Mohan Singh, Bharatiya Janta Party
2014: Radha Mohan Singh, Bharatiya Janta Party
In 2009 this seat merges into Purvi Champaran seat.
