INC
ADMKCPICPI(ML)(L)DMDKDMKNTKSPSHSThe table below lists Indian National Congress (INC) candidates, their total votes, vote share and final position in Coimbatore Lok Sabha Constituency in Tamil Nadu.
| Election year | Candidate Name | Votes Received | Vote Share (%) | Position | Status |
|---|---|---|---|---|---|
| 2014 | Prabhu, R. | 56,962 | 4.84 | 4 | Lost |
| 2009 | Prabhu.R | 254,501 | 30.88 | 2 | Lost |
| 1998 | Krishnan R. | 40,739 | 5.06 | 3 | Lost |
| 1996 | Kuppuswamy C.K. | 201,020 | 24.61 | 2 | Lost |
| 1991 | Kuppuswamy C.K. | 408,891 | 58.67 | 1 | Won |
| 1989 | Kuppusamy, C.K. | 426,721 | 56.68 | 1 | Won |
| 1984 | Kuppuswamy C. K. | 355,525 | 57.77 | 1 | Won |