Jagannathan (1938 – 8 December 2012) was an Indian actor who worked in Malayalam cinema.

He worked as instructor at L.D.S Training Institute, Indore, Madhya Pradesh for four years.

He held posts as Government Welfare Officer and Govenernment Sports Director Administrator.

[2] He was an active member of the Malayalam theatre scene along with G. Aravindan and Nedumudi Venu.

Jagannathan also played roles in many television serials, including Kairalivilasam Lodge, which made him popular among Malayali households.