18. QUILON
Total Votes: 661179
Votes Polled: 420586
Invalid Votes: 3229
| Name of the Candidate | Party | Votes | Percentage |
| B. K. NAIR | INCI | 222148 | 53.23 |
| N. SREEKANTAN NAIR | RSP | 185562 | 44.46 |
| JAMES JOSEPH | IND | 9647 | 2.31 |
| Total | 417357 | 100.00 | |
Mr. B. K. NAIR (INCI) elected with a margin of 36586 votes.