| A.Venkatachalam | |
| Office1: | MLA |
| Term Start1: | 1984 |
| Term End1: | 1989 |
| Office2: | MLA |
| Term Start2: | 1996 |
| Term End2: | 2001 |
| Office3: | MLA |
| Term Start3: | 2001 |
| Term End3: | 2006 |
| Constituency3: | Alangudi |
| Birth Date: | 15 September 1955 |
| Birth Place: | Pullachi Kutiyiruppu, Vadakadu, Tamil Nadu, India |
| Death Place: | Vadakadu, Tamil Nadu |
| Occupation: | Politician |
| Religion: | Hindu |
| Children: | Dhanalakshmi, Thamilarasi, Rajapandiyan |
A. Venkatachalam (15 September 1955 – 7 October 2010[1]) was a MLA from Alangudi, Tamil Nadu; he represented the constituency for five year terms starting in 1984, 1996 and 2001.[2] During this time, he was also the Minister for Tourism in Chief Minister J. Jayalalitha's cabinet. Venkatachalam was from the village of Vadakadu, which is located in what was his constituency.[3]
Venkatachalam died on 7 October 2010, reportedly murdered by sickle in his house by four people. Angry mobs blocked roads and damaged vehicles in protest.[1]