SIAM: Society of Indian Automobile Manufacturers
- ESTD: 1960
- HQ: New Delhi
- Pres.: Kenichi Ayukawa, MD & CEO of Maruti Suzuki India Ltd.
- 1st Pres.: Lalchand Hirachand, Premier Automobiles
- It is a not for profit apex national body representing all major vehicle and vehicular engine manufacturers in India.
- Tag Line: Building The Nation, Responsibly.
