| Type: | SLA |
| Constituency No: | 125 |
| Established: | 1952 |
| District: | Tiruppur |
| Loksabha Cons: | Pollachi |
| State: | Tamil Nadu |
| Mla: | Udumalai K. Radhakrishnan |
| Latest Election Year: | 2021 |
| Udumalaipettai | |
| Electors: | 2,69,760[1] |
| Reservation: | None |
Udumalaipettai is a legislative assembly in Tirupur district of Tamil Nadu, which includes the city, Udumalpet.[2] Its State Assembly Constituency number is 125. Udumalpet assembly constituency is a part of Pollachi Lok Sabha constituency.[3] It is one of the 234 State Legislative Assembly Constituencies in Tamil Nadu, in India.
| Year | Winner | Party | |
|---|---|---|---|
| 1952 | Mounagurusami Naidu | ||
| 1957 | S. T. Subbaya Gounder | ||
| 1962 | R. Rajagopalasami Naicker | ||
| 1967 | S. J. Sadiq Pasha | ||
| Assembly | Duration | Winner | Party | |
|---|---|---|---|---|
| Fifth | 1971-77 | S. J. Sadiq Pasha | ||
| Sixth | 1977-80 | P. Kolandaivelu | ||
| Seventh | 1980-84 | |||
| Eighth | 1984-89 | S. Thirumalaisamy Gounder | ||
| Ninth | 1989-91 | S. J. Sadiq Pasha | ||
| Tenth | 1991-96 | K. P. Manivasagam | ||
| Eleventh | 1996-01 | D. Selvaraj | ||
| Twelfth | 2001-06 | C. Shanmugavelu | ||
| Thirteenth | 2006-2011 | |||
| Fourteenth | 2011-2016 | V. Jayaraman | ||
| Fifteenth | 2016-2021 | Udumalai K. Radhakrishnan | ||
| Sixteenth | 2021- | |||