Santipur (Vidhan Sabha constituency)

In the 2016 elections, the 6 times MLA Ajoy Dey was defeated by the West Bengal State Youth Congress, President, Arindam Bhattacharya. Arindam Bhattacharya a young leader and a corporate and International Trade Law expert registered a historical win over his rival, securing a historical 1,03,566 (52.25%) votes with a winning margin of 19,488 votes.

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A bye-election was held on 12 April 2014 following the resignation of the sitting MLA, Ajoy Dey who switched over to Trinamool Congress from Congress.

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In the 2011 election, Ajoy Dey of Congress defeated his nearest rival Yar Mullick of RCPI.

.# Swing calculated on CPI(M)'s vote percentage in 2006.

 West Bengal Legislative Assembly elections, 2011
Nadia district summary

Party	Seats won	Seat change
Trinamool Congress	13	11
Indian National Congress	1	0
Communist Party of India (Marxist)	3	8
Revolutionary Socialist Party	0	1

Note: New constituencies – 3, constituencies abolished – 1 (See template talk page for details)

In the 2006,[16] 2001,[15] 1996[14] and 1991[13] state assembly elections, Ajoy Dey of Congress won the Santipur seat, defeating his nearest rivals Sanatanu Chakrabarti of CPI (M), Badal Basak, Independent, Bimalananda Mukherjee of RCPI (R), and Asim Ghosh of RCPI in respective years. Contests in most years were multi cornered but only winners and runners are being mentioned. In 1987,[12] 1982[11] and 1977,[10] Bimalananda Mukherjee, RCPI/Independent candidate defeated Ajay Dey, Asamanja De (both of Congress) and Jnanendra Nath Pramanik of Janata Party in the respective years.[20]

Asamanja De of Congress won in 1972.[9] Bimalananda Mukherjee of RCPI won in 1971.[8] M. Mokshed Ali of RCPI won in 1969.[7] K.Pal of CPI(M) won in 1967.[6] Kanai Pal, Independent, won in 1962.[5] Haridas Dey of Congress won in 1957.[4] In independent India's first election in 1951, Sashi Bhusan Khan of Congress won the Santipur seat.[3]