RSP
The table below lists Revolutionary Socialist Party (RSP) candidates, their total votes, vote share and final position in Kollam Lok Sabha Constituency in Kerala.
| Election year | Candidate Name | Votes Received | Vote Share (%) | Position | Status |
|---|---|---|---|---|---|
| 2024 | N K Premachandran | 443,628 | 48.45 | 1 | Won |
| 2019 | N.K.Premachandran | 499,677 | 51.61 | 1 | Won |
| 2014 | N.K.Premachandran | 408,528 | 46.47 | 1 | Won |