| Honorific-Prefix: | Hon. |
| T. Thirunavukarasu | |
| Native Name: | தா. திருநாவுக்கரசு |
| Native Name Lang: | ta |
| Honorific-Suffix: | MP |
| Constituency Mp: | Vaddukoddai |
| Parliament: | Sri Lankan |
| Term Start1: | 1977 |
| Term End1: | 1982 |
| Predecessor1: | A. Thiagarajah |
| Successor1: | Neelan Tiruchelvam |
| Birth Date: | 1 September 1933 |
| Party: | All Ceylon Tamil Congress |
| Otherparty: | Tamil United Liberation Front |
| Blank1: | Ethnicity |
| Data1: | Sri Lankan Tamil |
Thamodarampillai Thirunavukarasu (Tamil: தாமோதரம்பிள்ளை திருநாவுக்கரசு; 1 September 1933 - 1 August 1982) was a Sri Lankan Tamil politician and Member of Parliament.
Thirunavukarasu was born on 1 September 1933.[1] He was from Vaddukoddai in northern Ceylon.[2]
Thirunavukarasu stood as the All Ceylon Tamil Congress's (ACTC) candidate in Kankesanthurai at the 1970 parliamentary election but was defeated by the Illankai Tamil Arasu Kachchi (Federal Party) candidate S. J. V. Chelvanayakam.[3]
On 14 May 1972 the ACTC, ITAK, Ceylon Workers' Congress, Eelath Thamilar Otrumai Munnani and All Ceylon Tamil Conference formed the Tamil United Front, later renamed Tamil United Liberation Front (TULF).[4] [5] [6] [7] Thirunavukarasu became the TUF's joint treasurer.[2] Thirunavukarasu contested the 1977 parliamentary election as the Tamil United Liberation Front's candidate in Vaddukoddai. He won the election and entered Parliament.[8]
Thirunavukarasu died of a heart attack on 1 August 1982.[2] [9]
. Dictionary of Biography of the Tamils of Ceylon. 1997. 231. S. Arumugam.