CPI
The table below lists Communist Party of India (CPI) candidates, their total votes, vote share and final position in Ollur Vidhan Sabha Constituency in Kerala.
| Election year | Candidate Name | Votes Received | Vote Share (%) | Position | Status |
|---|---|---|---|---|---|
| 2021 | K Rajan | 76,657 | 49.09 | 1 | Won |
| 2006 | Rajaji Mathew Thomas | 61,467 | 50 | 1 | Won |