Kayamkulam
Members of Kerala Legislative Assembly from Kayamkulam Assembly Constituency
| Year | Member | Party | ||
| 1957 | K. O. Aysha Bai | CPI | ||
| 1960 | K. O. Aysha Bai | CPI | ||
| 1967 | P. K. Kungu | SSP | ||
| 1970 | T. Kunjukrishna Pillai | INC | ||
| 1977 | T. Kunjukrishna Pillai | INC | ||
| 1980 | Thachedy Prabhakaran | INC(U) | ||
| 1982 | Thachedy Prabhakaran | Ind. | ||
| 1987 | M. R. Gopalakrishnan | CPI(M) | ||
| 1991 | Thachedy Prabhakaran | INC | ||
| 1996 | G. Sudhakaran | CPI(M) | ||
| 2001 | M. M. Hassan | INC | ||
| 2006 | C. K. Sadasivan | CPI(M) | ||
| 2011 | C. K. Sadasivan | CPI(M) | ||
| 2016 | U. Prathibha | CPI(M) | ||
| 2021 | U Prathibha | CPI(M) |
Local self governed segments in Kayamkulam Assembly Constituency
| Sl.No. | Name | Status | Taluk |
| 1 | Kayamkulam | Municipality | Karthikappally |
| 2 | Devikulangara | Grama panchayat | Karthikappally |
| 3 | Kandalloor | Grama panchayat | Karthikappally |
| 4 | Krishnapuram | Grama panchayat | Karthikappally |
| 5 | Pathiyoor | Grama panchayat | Karthikappally |
| 6 | Bharanikkavu | Grama panchayat | Mavelikkara |
| 7 | Chettikulangara | Grama panchayat | Mavelikkara |
