|Died||7 October 2012 (aged 76)|
Coimbatore, Tamil Nadu, India
|Residence||Kodambakkam, Chennai, Tamil Nadu, India|
He made his debut as director in Manipayal in 1973 after working as an assistant to T. Prakash Rao and P. Neelakantan for almost 15 films, most of them being MGR movies. He directed the MGR film Idhayakkani, and some television serials.
|1973||Manipayal||Tamil||debut as a director|
|1976||Kumaara Vijayam||Tamil||Komal Swaminathan|
|1977||Nantha En Nila||Tamil|
|1978||Ival Oru Seethai||Tamil|
|1979||Jaya Nee Jayuchutte||Tamil|
|1979||Mugathil Mugan Paarkalaam||Tamil|
|1980||Aayiram Vaasal Idhayam||Tamil|
|1981||Sorgathin Thirappu Vizha||Tamil|
|1983||Moondru Mugam||Tamil||P. Selvakumar|
|1983||Manaivi Illatha Neram||Tamil|
|1983||Thanga Magan||Tamil||Sathya Movies story department|
|1983||Vellai Roja||Tamil||Pavithran||Remake of Malayalam film Postmortem|
Filmfare Award for Best Director – Tamil
|1984||Naalai Unathu Naal||Tamil||Prithvi Brothers|
|1984||Oh Maane Maane||Tamil||Pamman||Remake of Malayalam film Chattakari|
|1987||Kadhal Parisu||Tamil||R. M. Veerappan|
|1987||Muthukkal Moondru||Tamil||Suryakos Ranga|
|1991||Mill Thozhilali||Tamil||L. S. N. Ravi|
|1991||Archana IAS||Tamil||Amutha Durairaj|
|1994||Khaidi No. 1||Telugu||Remake of Khalnayak|
Dubbed in Tamil as Hero
He suffered from breathing ailments and was hospitalized in Coimbatore for a fortnight. He died on 7 October 2012, and was cremated at Tiruppur. He was survived by his wife Rajamani, daughters Usha Devi and Pavithra Devi and son Arun Kumar.
- "Man who shored up MGR's film career is no more - The Hindu". timesofindia.indiatimes.com. Retrieved 15 August 2014.
- "www.nowrunning.com". Director A. Jagannathan passes away. Retrieved 3 January 2015.
- "Veteran film director passes away". www.thehindu.com. Retrieved 3 January 2015.