Chengannur
Members of Kerala Legislative Assembly from CHENGANNUR Assembly Constituency
| Year | Member | Party | ||
| 1957 | R. Sankaran Thampi | CPI | ||
| 1960 | T. Kunjukrishna Pillai | INC | ||
| 1967 | P. G. P. Pillai | CPI(M) | ||
| 1970 | P. G. P. Pillai | CPI(M) | ||
| 1977 | Thankappan Pillai | Ind. | ||
| 1980 | K. R. Saraswathi Amma | Ind. | ||
| 1982 | S. Ramachandran Pillai | Ind. | ||
| 1987 | Mammen Iype | ICS(SCS) | ||
| 1991 | Shobhana George | INC | ||
| 1996 | Shobhana George | INC | ||
| 2001 | Shobhana George | INC | ||
| 2006 | P. C. Vishnunath | INC | ||
| 2011 | P. C. Vishnunath | INC | ||
| 2016 | K. K. Ramachandran Nair | CPI(M) | ||
| 2018 | Saji Cheriyan | CPI(M) | ||
| 2021 | Saji Cheriyan | CPI(M) |
Local self governed segments in CHENGANNUR Assembly Constituency
| Sl.No. | Name | Status | Taluk |
| 1 | Chengannur | Municipality | Chengannur |
| 2 | Ala | Grama panchayat | Chengannur |
| 3 | Budhanoor | Grama panchayat | Chengannur |
| 4 | Cheriyanad | Grama panchayat | Chengannur |
| 5 | Mannar | Grama panchayat | Chengannur |
| 6 | Mulakuzha | Grama panchayat | Chengannur |
| 7 | Pandanad | Grama panchayat | Chengannur |
| 8 | Puliyoor | Grama panchayat | Chengannur |
| 9 | Thiruvanvandoor | Grama panchayat | Chengannur |
| 10 | Venmony | Grama panchayat | Chengannur |
| 11 | Chennithala-Thriperumthura | Grama panchayat | Mavelikkara |
