| Honorific-Prefix: | Honourable |
| T. Raviharan | |
| Native Name Lang: | ta |
| Honorific-Suffix: | MPC |
| Office1: | Member of the Northern Provincial Council for Mullaitivu District |
| Term Start1: | 14 October 2013 |
| Nationality: | Sri Lankan |
| Party: | Eelam People's Revolutionary Liberation Front |
| Otherparty: | Tamil National Alliance |
| Blank1: | Ethnicity |
| Data1: | Sri Lankan Tamil |
Arumugam Sinnaththurai Thurairajah Raviharan is a Sri Lankan Tamil politician and provincial councillor.
Raviharan contested the 2013 provincial council election as one of the Tamil National Alliance's candidates in Mullaitivu District and was elected to the Northern Provincial Council.[1] [2] After the election he was appointed to assist the Minister of Fisheries, Transport, Trade and Rural Development on fisheries.[3] He took his oath as provincial councillor in front of Chief Minister C. V. Vigneswaran at his residence in Colombo on 14 October 2013.[4]