Periya Karuppu Thevar
- Birthday: 1936-01-01
- Deathday: 2012-09-18
- Place of birth: Karumathur, Madurai, Tamil Nadu, India
- Also know as: Periyakaruppu Thevar
Periya Karuppu Thevar, often referred to as PKT, was an Indian stage and film actor as well as folk singer who appeared in Tamil language films.
