S. Kesava Adithan (born 8 November 1933) was an Indian politician and former Member of the Legislative Assembly. He was elected to the Tamil Nadu legislative assembly as an Anna Dravida Munnetra Kazhagam candidate from Tiruchendur constituency in 1980 election.^[1]

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He was elected to the Tamil Nadu legislative assembly as an Anna Dravida Munnetra Kazhagam candidate from Tiruchendur constituency in 1980 election.

Kesava Adithan was born to Mrs. Chinna Thangam and Mr. T. S. Sivanthi Adithan (Postmaster), on 8 November 1933 at Kayamozhi, Tamil Nadu, India. He is the eldest and had two younger brothers.^{[citation needed]}

Having completed his schooling in Nazareth he did a PUC in St Johns College, Tirunelveli, and started his political career at the age of 16 in DMK then later joined with ADMK along with M. G. Ramachandran (MGR).^{[citation needed]}

He was married to Senthamarai Devi of Mavadipannai in January 1956 at the age of 23.^{[citation needed]}

He had four daughters namely Saratha, Premalatha, Brindha, Susaritha and two sons namely Chokkalinga Kumarasa Adithan and Thanikesa Adithan.^{[citation needed]}

He died in a car accident on 26 November 1982.^{[citation needed]}