K. N. Jagannatha Varma (1 May 1939 – 20 December 2016) was an Indian actor who worked in Malayalam film and television industry. He was also a Kathakali artist. His son Manu Varma is also an artist and his son-in-law Viji Thampi is a film director.^[1] He acted in a number of Malayalam movies performing roles of a senior police officer, judge or a priest. Some of his noted roles were in movies New Delhi (1987), Thanthram (1988), Lelam (1997) and Pathram (1999), all directed by Joshiy. Varma joined the Kerala Police Force in 1963, before getting active in movies. He retired from the Kerala Police as the Superintendent of Police.^[2]

He was born as third among five children to Thekkedathu Kovilakam Kerala Varma Thampuran and Kattunkal Kovilakam Ambalika at Varanad, Cherthala, Kerala. Director Viji Thampi is his son-in-law.^[3] Renowned ad film director Prakash Varma is his nephew.

His last film was Dolls, released in 2013. His last TV serial was Mangalyapattu, which was being aired in Mazhavil Manorama channel at the time of his death. He was cremated with full state honours at his family crematorium in Cherthala.^{[citation needed]}