Panamarathupatti is a state assembly constituency in Tamil Nadu. Elections and winners in the constituency are listed below.
| Year | Winner | Party |
|---|---|---|
| 1967 | karipatti T. Ponnumalai | Dravida Munnetra Kazhagam |
| 1971 | karipatti T. Ponnumalai | Dravida Munnetra Kazhagam |
| 1977 | N. Subbarayan | Anna Dravida Munnetra Kazhagam |
| 1980 | K. Rajaram | Anna Dravida Munnetra Kazhagam |
| 1984 | K. Rajaram | Anna Dravida Munnetra Kazhagam |
| 1989 | S. R. Sivalingam | Dravida Munnetra Kazhagam |
| 1991 | K. Rajaram | Anna Dravida Munnetra Kazhagam |
| 1996 | S. R. Sivalingam | Dravida Munnetra Kazhagam |
| 2001 | P. Vijayalakshmi Palanisamy | Anna Dravida Munnetra Kazhagam |
| 2006 | R. Rajendran | Dravida Munnetra Kazhagam |
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