Sheohar is the principal town of Sheohar district in Bihar, India.

Sheohar is located at coor 26.52N, 85.3E. It has an average elevation of 53 metres (173 feet).

The district contains five blocks: Piprahi, Purnahiya, Sheohar, Taryani and Dumri Katsari.^{[citation needed]}

The district was a part of Sitamarhi district until 1994. After India’s independence the first parliamentary elections were held in 1952. Sheohar was part of Muzzaffarpur North-West parliamentary constituency, after the first delimitation Sheohar became part of Sitamarhi Parliamentary constituency. After the second delimitation process the name of the constituency was changed to Sheohar, realizing the important role played by Sheohar in this part of Bihar.^{[citation needed]} It is the smallest district in Bihar.^{[citation needed]}

Sheohar Parliamentary constituency consists of six-assembly segments; Riga, Belsand, Sheohar, Madhuban, Chiraia and Dhaka.^{[citation needed]}

The district occupies an area of 443 km and has a population of 531,997 (as of 2011 census).^{[citation needed]}

Chaudhary Mehboob Ali Kaiser is an Indian politician. His political party is the Indian National Congress. He is a Member of Legislative Assembly where he represents Simri Bakhtiarpur constituency, he has represented the constituency for three terms.

Mehboob Ali Kaiser was born in Saharsa and he is son of Late choudhry Salahuddin former Cabinet minister of Bihar, He belongs to a nawab family and is the grandson of late Nawab Nazirul hasan of Simri Bakhtiarpur (erstwhile princely state) .his brother Farooque who contested for MP election once was deafeated by Dinesh Yadav, He served as Minister for Science and Technology & Minister of Higher Education in Bihar government. He studied at Aligarh Muslim University.

Mehboob Ali Kaiser was made a Secretary in All-India Congress Committee (AICC) in September 2007.

He was made the President of the Bihar Pradesh Congress Committee in July 2010.