Shakti Soundar Rajan
- Birthday: 1982-03-10
- Place of birth: Chennai, Tamil Nadu, India
- Also know as: Shakti S. Rajan
Shakti Soundar Rajan is an Indian film director who predominantly works in Tamil cinema. After making his debut as a director with Naanayam (2010), he achieved a breakthrough with Naaigal Jaakirathai (2014).
