T. R. Paarivendhar
Constituency: Perambalur

Born/Date of Birthday: 24 August 1941
Place of Birth: Thandavarayapuram, Attur,Salem,Tamil Nadu, India
Political party: Indhiya Jananayaga Katchi
Educational Qualifications: B.Sc. (Maths), AMIE, Ph.D.
Educated at: Indian Institute of Engineering Technology (1967), Jamal Mohamed College, Trichy (1962)
Profession: Educationist, Teacher, Farmer, Social Worker, Politician
Organizations founded: SRM Institute of Science and Technology, Indhiya Jananayaga Katchi (IJK)

Marital Status: Married
Date of Marriage: 22 Feb 1967
Spouse's Name: Smt. Eshwari pachamuthu
No. of Sons: Ravi pachamuthu , Sathyanarayanan
No.of Daughters: Geetha
Parents: Shri Ramasamy, Smt. Valliammai
Permanent Address: 20, Prakasam Salai, Janaki Nagar, Valasaravakkam, Chennai-600 087, Tamil Nadu

T. R. Paarivendhar (also known as T. R. Pachamuthu) is an Indian politician and Indhiya Jananayaga Katchi MP to the 17th Lok Sabha from Perambalur Lok Sabha constituency, Tamil Nadu.

He is well known as the founder chairman of the SRM Group of educational institutions.

Political career
He contested and won the 2019 Indian general election on DMK's Rising Sun symbol being an Indhiya Jananayaga Katchi party member. His party contested along with the Bharatiya Janata Party in the 2016 Tamil Nadu Legislative Assembly election. In 2019 he walked out of the AIADMK-BJP alliance after the Pattali Makkal Katchi joined it. His party allied with Kamal Hassan's Makkal Needhi Maiam during the 2021 Tamil Nadu Legislative Assembly election.