1980
M. K. KRISHNAN
Margin2,9734.4%
Winner votes34,93251.6%
ReservationSC
| # | Candidate | Votes | Share |
|---|---|---|---|
M. K. KRISHNAN CPM | 34,932 | 51.6% | |
| 2 | T. K. C. VADUTHALA IND | 31,959 | 47.3% |
| 3 | A. K. AMBIKAN IND | 446 | 0.7% |
| 4 | K. A. KANNAN IND | 294 | 0.4% |
Turnout78.4%Votes cast67,631Electors86,230