| Honorific-Prefix: | Honourable |
| Anton Jeyanathan | |
| Native Name: | அன்ரன் ஜெயநாதன் |
| Native Name Lang: | ta |
| Honorific-Suffix: | MPC |
| Office1: | Deputy Chairman of the Northern Provincial Council |
| Term Start1: | 25 October 2013 |
| Term End1: | 1 October 2016 |
| Office2: | Member of the Northern Provincial Council for Mullaitivu District |
| Term Start2: | 11 October 2013 |
| Term End2: | 1 October 2016 |
| Birth Date: | 11 May 1948 |
| Death Place: | Mullaitivu District, Sri Lanka |
| Party: | Illankai Tamil Arasu Kachchi |
| Otherparty: | Tamil National Alliance |
| Profession: | Teacher |
| Blank1: | Ethnicity |
| Data1: | Sri Lankan Tamil |
Mariyampillai Antony Jeyanathan (Tamil: மரியம்பிள்ளை அன்ரனி ஜெகநாதன்; 11 May 1948 - 1 October 2016) was a Sri Lankan Tamil teacher, politician and provincial councillor.
Jeyanathan was born on 11 May 1948.[1] He was the son of Mariyampillai and Mary Theresa.[1] He was educated at Mullaitivu Maha Vidyalayam.[1]
Jeyanathan was a teacher and served as a school principal before becoming a director of education.[1]
Jeyanathan 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.[2] [3] After the election he was appointed to assist the Chief Minister on social services and rehabilitation.[4] He took his oath as provincial councillor in front of Chief Minister C. V. Vigneswaran at Veerasingam Hall on 11 October 2013.[5] [6] He was elected unopposed as Deputy Chairman of the Northern Provincial Council at its inaugural meeting on 25 October 2013.[7] [8] [9]
On the morning of 1 October 2016 Jeyanathan was riding a motorbike near Mulliyawalai when he fell off the bike following a suspected heart attack.[1] [10] He was taken to Mullaitivu Hospital (Mancholai Base Hospital) but was pronounced dead on arrival.[11] [12] [13]