| Type: | SLA |
| Constituency No: | 55 |
| District: | Krishnagiri |
| Loksabha Cons: | Krishnagiri |
| State: | Tamil Nadu |
| Mla: | Y. Prakaash |
| Latest Election Year: | 2021 |
| Hosur | |
| Electors: | 3,51,715[1] |
| Reservation: | None |
Hosur is a state assembly constituency in Krishnagiri district in Tamil Nadu, India.[2] Its State Assembly Constituency number is 55. It consists of a portion of Hosur taluk. It forms a part of Krishnagiri Lok Sabha constituency for national elections to the Parliament of India.[3] It is one of the 234 State Legislative Assembly Constituencies in Tamil Nadu, in India.
| Year | Winner | Party | |
|---|---|---|---|
| 1952 | R. Muni Reddy | ||
| 1957 | K. Appavu Pillai | ||
| 1962 | Ramachandra Reddy | ||
| 1967 | B. Venkataswamy | ||
| Year | Winner | Party | |
|---|---|---|---|
| 1971 | B. Venkataswamy | ||
| 1977 | N. Ramachandra Reddy | ||
| 1980 | T. Venkata Reddy | Indian National Congress (I) | |
| 1984 | T. Venkata Reddy | ||
| 1989 | N. Ramachandra Reddy | ||
| 1991 | K. A. Manoharan | ||
| 1996 | B. Venkatasamy | ||
| 2001 | K. Gopinath | ||
| 2006 | K. Gopinath | ||
| 2011 | K. Gopinath | ||
| 2016 | P. Balakrishna Reddy :20.02.2019 - Disqualified as convicted by special court[4] | ||
| By-Election 2019 | S. A. Sathya | ||
| 2021 | Y. Prakaash | ||