Kottayam Chellappan (10 November 1923 – 26 December 1971) was an Indian actor in Malayalam movies.^[1] He was also a renowned stage actor and film actor who was very active in Malayalam films during the 1960s and '70s.^[2] He died on 26 December 1971.

He was born as the third son among six children to Poovelil Sanku and Kunji Pennu on 10 November 1923 at Karapuzha, Kottayam. His brothers were the late Raghavan, Karunakaran, Sukumaran and his sisters were the late Sumathikutty and Padmavathi. He studied at MD High school, Kottayam. He studied till Intermediate. He started his career as a stage artist and acted in dramas and stage shows across Kerala. He also tried producing films, thereafter he settled as a film actor. Thikkurissy Sukumaran Nair advised him to use his name titled with Kottayam. He died on 26 December 1971 due to heart attack. He was 48. He is survived by wife Nalini, four sons and three daughters. They are: Sri Jyothi, Late Shyam (Thampan), Kishore, Sreekala, Sheela (Moli), Maya and Charlie.