DIAMOND HARBOUR
Assembly seat no. 143 in West Bengal · Vidhan Sabha seat contested 16 times since 1962.
West Bengal also has a Lok Sabha constituency called DIAMOND HARBOUR. It is a different territory with a different electorate — see its 15 results.
Winner, 2021
PANNALAL HALDER
AITC
Elections held
16
1962–2026
Most successful party
CPM
won 9 of 16
Margin, 2021
16,996
7.54% of valid votes
Result, 2021
Runner-up
BJPDIPAK KUMAR HALDER
- Votes
- 81,482
- Vote share
- 36.15%
- Behind by
- 16,996
Electors
2,56,016
Total votes polled
2,25,397
Valid votes
2,25,397
NOTA votes
1,449
0.64% of votes polled
Turnout
88.0%
Full result, 2021
11 candidates · 2,25,397 valid votes
PANNALAL HALDERAITCwon
98,478
43.7%
DIPAK KUMAR HALDERBJP
81,482
36.1%
PRATIK UR RAHAMANCPM
38,719
17.2%
SAFIULLA KHANIND
1,585
0.7%
GOLAM ALI SEKHBSP
1,088
0.5%
SWAPAN MONDALIND
800
0.3%
LATAB UDDIN MOLLAIND
754
0.3%
MONARAMA HALDERSUCI
469
0.2%
BISWAJIT SARDARIND
234
0.1%
SACHINDRA NATH HALDERREPUBLICANPARTYOFINDIAA
174
0.1%
KISHOR KUMAR MONDALIND
165
0.1%
Past results
Most recent 5 of 16 elections
| Year | Winner | Party | Votes | Vote share | Runner-up | Margin |
|---|---|---|---|---|---|---|
| 2026 | Panna Lal Halder | AITC | 1,19,320 | 51.38% | Dipak Kumar Halder | 31,266 |
| 2021 | PANNALAL HALDER | AITC | 98,478 | 43.69% | DIPAK KUMAR HALDER | 16,996 |
| 2016 | DIPAK KUMAR HALDER | AITC | 96,833 | 48.58% | DR. ABUL HASNAT | 15,037 |
| 2011 | DIPAK KUMAR HALDER | AITC | 87,645 | 53.37% | SUBHRA SAU | 20,774 |
| 2006 | RISHI HALDER | CPM | 64,005 | 47.50% | SUBHASHIS CHAKRABORTY | 5,216 |
Who has held it
Wins by party across every election above
Turnout and closeness over time
Turnout
Winning margin
Frequently asked
Straight answers to the questions this page exists to answer.
Who won the DIAMOND HARBOUR assembly constituency in 2026?
Panna Lal Halder (AITC) won DIAMOND HARBOUR in 2026, by a margin of 31,266 votes.
Which party has won DIAMOND HARBOUR the most times?
CPM, with 9 of the 16 wins recorded since 1962.
How many times has DIAMOND HARBOUR gone to the polls?
16 times, from 1962 to 2026.
Who has won DIAMOND HARBOUR the most times?
ABDUL QUIYOM MOLLA, with 5 wins between 1969 and 1991.
