Saran is one of the 40 Lok Sabha (parliamentary) constituencies in Bihar state in eastern India.

[1][2] This constituency came into existence in 2008 as a part of the implementation of delimitation of parliamentary constituencies based on the recommendations of the Delimitation Commission of India constituted in 2002.

[3] Before delimitation, it was Chapra (Lok Sabha constituency).

Presently, Saran Lok Sabha constituency comprises the following six Vidhan Sabha (legislative assembly) segments: