| Kannan Sundar | |
| Office: | District Secretary of Dravida Munnetra Kazhagam Kanchipuram (South) |
| Term Start: | 26 December 2014 |
| Birth Name: | Kannan Sundar |
| Birth Date: | 1954 6, df=yes |
| Birth Place: | Salavakkam, India Tamil Nadu |
| Party: | Dravida Munnetra Kazhagam |
| Parents: | Father: S.C. Kannan Mother: Thiripurasundari |
| Residence: | Salavakkam, Kancheepuram Dt., Tamilnadu, India 603107 |
| Education: | Bachelor of Science |
| Alma Mater: | Pachaiyappa's College, Chennai |
Kannan Sundar (born 5 June 1954) is an Indian politician from Tamil Nadu and the Member of the Legislative Assembly of Tamil Nadu for the Uthiramerur Constituency.He's also the District Secretary of the Dravida Munnetra Kazhagam (DMK) political party, for the Kanchipuram South region. He was elected to the Tamil Nadu legislative assembly from Uthiramerur constituency as a Dravida Munnetra Kazhagam candidate in 1989,[1] 1996,[2] 2006,[3] 2016[4] and for the fifth time in the 2021 election.
Sundar is the first son of S.C. Kannan and Thiripura Sundari Ammal. He was born in Salavakkam on 5 June 1954. Sundar studied at the Salavakkam High School. He completed his undergraduate course and holds a Maths degree from Pachaiyappa's College, Chennai of University of Madras.Sundar married K.S. Vasantharani on March 4, 1983 and has two children. His son is S. Vetriselvan, his daughter is Porchelvi.
His political career began when, as an 11-year-old, he started with Hindi agitation. He continued his support to Dravida Munnetra Kazhagam during his college days Pachaiyappa's College, Chennai 1972. After his graduation he kept working for Dravida Munnetra Kazhagam. Meanwhile, he also served as the Panchayat president of Salavakkam in the year 1986 and he became the Secretary for Dravida Munnetra Kazhagam, Uthiramerur Union in 1988.