5 Raiganj Lok Sabha constituency are in Uttar Dinajpur district.
Most Successful parties from Raiganj Lok Sabha As per order of the Delimitation Commission in respect of the delimitation of constituencies in the West Bengal, parliamentary constituency no.
5 Raiganj is composed of the following segments from 2009:[2] ^ denotes by-elections Abdul Karim Chowdhary, contesting as an Independent candidate, was a rebel Trinamool Congress Leader.
A by-election was held in this constituency in 1972 which was necessitated by the resignation of sitting MP Siddhartha Shankar Ray and his subsequent election to the State Assembly from the Maldaha Assembly constituency.
In the by-election, Maya Ray of Congress defeated his nearest rival S.K.Niyogi of United Front Supported Independent Candidate by 143,624 votes, thus breaking the record of Siddhartha Shankar Ray who had won the seat in 1971 by 64,007 votes.