| S. K. Senthivel | |
| Native Name: | சி. கா. செந்திவேல் |
| Native Name Lang: | lang-ta |
| Birth Date: | 23 November 1943 |
| Birth Place: | Ceylon |
| Nationality: | Sri Lankan |
| Occupation: | Politician |
| Otherparty: | Ceylon Communist Party (Maoist) (1964-1978) |
S. K. Senthivel is a Sri Lankan political activist. He has been guiding the New-Democratic Marxist-Leninist Party as the General Secretary since 1989.[1] [2] [3]
Sinnathamby Kasipillai Senthivel was born in Sirrupiddy near Puttur, Sri Lanka. He studied at Sri Somaskanda College.[4]
He was inspired by public opinion at an early age and began to act as a Marxist. At the age of 21 he became full time worker for Ceylon Communist Party (Maoist) in 1964 and participated in the 1966 October 21 Uprising against Untouchability in Jaffna.[5] He subsequently took part in a number of mass struggles and written many books in Tamil.[6]
In 1988, he co-authored Caste and its struggles in Sri Lanka with Dr. Nadesan Raveendran.[5] In 1994, he wrote a book on sociology, human beings and social life. Subsequently in 2003, he wrote a biography of Communist M. Karthikeyan and the Northern Left Movement. Following in 2014, he wrote about K. A. Subramaniam the founder of the New-Democratic Marxist-Leninist Party on his 25th anniversary.[6]