| Type: | LS |
| Alathur | |
| State: | Kerala |
| Established: | 2009 |
| Reservation: | SC |
| Incumbent Image: | Radakrishnan.jpeg |
| Assembly Cons: | Tarur Chittur Nenmara Alathur Chelakkara Kunnamkulam Wadakkanchery |
| Mp: | K Radhakrishnan |
| Party: | CPI(M) |
| Latest Election Year: | 2024 |
| Electors: | 12,64,471 (2019) |
Alathur is one of the 20 Lok Sabha (parliamentary) constituencies in Kerala state in southern India.This constituency came into existence in 2008, following the implementation of delimitation of parliamentary constituencies based on the recommendations of the Delimitation Commission of India constituted in 2002.
Alathur Lok Sabha constituency comprises the following seven legislative assembly segments:
| Constituency number | Name | Reserved for (SC/ST/None) | District | |
|---|---|---|---|---|
| 57 | Tarur | SC | Palakkad | |
| 58 | Chittur | None | Palakkad | |
| 59 | Nenmara | None | Palakkad | |
| 60 | Alathur | None | Palakkad | |
| 61 | Chelakkara | SC | Thrissur | |
| 62 | Kunnamkulam | None | Thrissur | |
| 65 | Wadakkanchery | None | Thrissur |
| Election | Lok Sabha | Member | Party | ||
|---|---|---|---|---|---|
| 2009 | 15th | P. K. Biju | CPI(M) | ||
| 2014 | 16th | ||||
| 2019 | 17th | Ramya Haridas | INC | ||
| 2024 | 18th | K Radhakrishnan | CPI(M) | ||
| No. | Constituency | Winner | Party | Votes | Runner Up | Party | Votes | Margin | |
|---|---|---|---|---|---|---|---|---|---|
| 57 | Ramya Haridas | INC | 72,441 | P.K. Biju | CPI (M) | 47,602 | 24,839 | ||
| 58 | Ramya Haridas | INC | 79,423 | P.K. Biju | CPI (M) | 55,956 | 23,467 | ||
| 59 | Ramya Haridas | INC | 82,539 | P.K. Biju | CPI (M) | 52,318 | 30,221 | ||
| 60 | Ramya Haridas | INC | 73,120 | P.K. Biju | CPI (M) | 50,407 | 22,713 | ||
| 61 | Ramya Haridas | INC | 76,034 | P.K. Biju | CPI (M) | 52,339 | 23,695 | ||
| 62 | Ramya Haridas | INC | 69,908 | P.K. Biju | CPI (M) | 55,586 | 14,322 | ||
| 63 | Ramya Haridas | INC | 79,028 | P.K. Biju | CPI (M) | 59,488 | 19,540 | ||