Chathannoor or Chathannur is a legislative assembly constituency in Kollam district of Kerala, India. As of the 2021 assembly elections, the current MLA is G. S. Jayalal of CPI.
The constituency was previously known as Paravur Assembly constituency. It was temporarily merged with Varkala Assembly constituency in 1957. Because of the merger, Varkala Assembly constituency became a two-member constituency during the legislative assembly election of 1957 and interim election of 1960.[2][3] Later in 1967, the new constituency was carved out of Varkala and was named as Chathannoor Assembly constituency. The MLA office was shifted from Paravur to Chathannoor. In 1967, P. Ravindran of CPI became the first elected member from Chathannoor Assembly constituency.[4][5]
As per the recent changes on Assembly constituency delimitations, Chathannoor Assembly constituency consists of Paravur municipal town and six neighbouring panchayaths including Chathannoor, Adichanalloor, Chirakkara, Poothakkulam, Kalluvathukkal, Pooyappally.[6][7]
| Year | Winner | Party | Vote Margin | Coalition |
|---|---|---|---|---|
| 1951 | P. Ravindran | Independent | 7,790 | Left[8] |
| 1954 | P. Ravindran | CPI | 3,878 | Left[9] |
The following list contains all members of Kerala Legislative Assembly who have represented the constituency:
| Election | Member | Party | |
|---|---|---|---|
| 1965 | Thankappan Pillai | Independent | |
| 1967 | P. Ravindran | Communist Party of India | |
| 1970 | |||
| 1977 | J. Chitharanjan | ||
| 1980 | |||
| 1982 | C. V. Padmarajan | Indian National Congress | |
| 1987 | P. Ravindran | Communist Party of India | |
| 1991 | C. V. Padmarajan | Indian National Congress | |
| 1996 | P. Ravindran | Communist Party of India | |
| 1998* | N. Anirudhan | ||
| 2001 | G. Prathapavarma Thampan | Indian National Congress | |
| 2006 | N. Anirudhan | Communist Party of India | |
| 2011 | G. S. Jayalal | ||
| 2016 | |||
| 2021 | |||
* by-elections
Percentage change (±%) denotes the change in the number of votes from the immediate previous election.
There were 1,84,661 registered voters in the constituency for the 2021 Kerala Assembly election.[10]
| Party | Candidate | Votes | % | ±% | |
|---|---|---|---|---|---|
| CPI | G. S. Jayalal | 59,296 | 43.12 |  7.64
| |
| BJP | B. B. Gopakumar | 42,090 | 30.61 |  5.69
| |
| INC | N. Peethambara Kurup | 34,280 | 24.93 | 2.30
| |
| NOTA | None of the above | 642 | 0.47 | ||
| BSP | Sunu Bhaskaran | 364 | 0.26 | 0.11
| |
| Independent | Sethu | 172 | 0.13 | ||
| Independent | Varinjam Rajeev | 135 | 0.10 | ||
| Margin of victory | 17,206 | 12.51 | 13.33
| ||
| Turnout | 1,37,503 | 74.46 | 0.43
| ||
| CPI hold | Swing | 7.64
|
|||
There were 1,79,928 registered voters in the constituency for the 2016 Kerala Assembly election.[11]
| Party | Candidate | Votes | % | ±% | |
|---|---|---|---|---|---|
| CPI | G. S. Jayalal | 67,606 | 50.76 | 1.9
| |
| BJP | B. B. Gopakumar | 33,199 | 24.92 | 21.56
| |
| INC | Soorand Rajasekharan | 30,139 | 22.63 | 19.01
| |
| Independent | Raju | 658 | 0.49 | ||
| NOTA | None of the above | 604 | 0.45 | ||
| BSP | Salimraj A. | 491 | 0.37 | 0.06
| |
| SS | Velayudhan Pillai | 290 | 0.22 | 0.03
| |
| API | Jayakala L. | 212 | 0.16 | ||
| Margin of victory | 34,407 | 25.84 | 14.82
| ||
| Turnout | 1,33,199 | 74.03 | 2.90
| ||
| CPI hold | Swing | 1.90
|
|||
There were 1,60,688 registered voters in the constituency for the 2011 election.[12]
| Party | Candidate | Votes | % | ±% | |
|---|---|---|---|---|---|
| CPI | G. S. Jayalal | 60,187 | 52.66 | ||
| INC | Bindu Krishna | 47,598 | 41.64 | ||
| BJP | Kizhakkanela Sudhakaran | 3,839 | 3.36 | ||
| Independent | A. Sasi | 1,134 | 0.99 | ||
| Independent | Jayalal | 763 | 0.67 | ||
| BSP | Maliode Sudhan | 490 | 0.43 | ||
| SS | Sasikumar | 287 | 0.25 | ||
| Margin of victory | 12,589 | 11.02 | |||
| Turnout | 1,14,298 | 71.13 | |||
| CPI hold | Swing | ||||
