Ramaswamy Krishnamurthy (9 September 1899 – 5 December 1954), better known by his pen name Kalki, was an Indian writer, journalist, poet, critic and Indian independence activist who wrote in Tamil. He chose the pen-name "Kalki", the future incarnation of the Hindu God Vishnu.^[1] He founded a magazine, which was also named Kalki, with T Sadasivam being the co-founder, in 1941. Krishnamurthy‘s writings include over 120 short stories, 10 novellas, 5 novels, 3 historical romances, editorial and political writings and hundreds of film and music reviews.

Ramaswamy Krishnamurthy was born in a Brahmin family on 9 September 1899 in Puthamangalam, near Manalmedu, in Mayiladuthurai district in the Indian state of Tamil Nadu. Krishnamurthy's father was Ramaswamy Aiyar, an accountant in Puttamangalam village in the old Tanjore district of erstwhile Madras Presidency. He began his primary education in his village school and later attended Municipal High School in Mayavaram but quit in 1921, just short of completion of his Senior School Leaving Certificate, in response to Mahatma Gandhi's 1921 call for non-co-operation joining the Indian National Congress instead.^[2][3]

His son Kalki Rajendran was married to Sadasivam's daughter Vijaya. Krishnamurthy's daughter Anandi was married to Sadasivam's nephew (sister's son) Ramachandran, known as Ambi in music circles. Anandi's daughter Gowri Ramanarayanan was a music critic for The Hindu newspaper, and she also learned music under M S Subbulakshmi.^[4]

Krishnamurthy started writing fiction stories in Navaskthi in 1923 where he worked as a sub editor. He was working under the tutelage of Thiru Vi Ka when he published his first book in 1927. He started working with C Rajagopalachari in Thiruchengode in Gandhi Ashram. He published Vimochanam along with Rajaji, a journal propagating liquor prohibition. He was working in freedom struggle and during 1931, he was jailed for six months. He joined Ananda Vikatan, a popular Tamil magazine along with editor S S Vasan. He became very popular as a critic, witty author, political commentator and short story writer. He wrote under various pen names like "Kalki", "Ra. Ki", "Tamil Theni" and "Karnatkam". He left Ananda Vikatan and joined freedom struggle in 1941. On his release, he and Sadasivam started a weekly named Kalki. He was the editor in the journal till his death on 5 December 1954.^[5]

• The release of a postage stamp in honour of Krishnamurthy was among the highlights of the centenary celebrations. Government of Tamil Nadu announced the nationalisation of Krishnamurthy‘s works, this will enable publishers to produce reprints of his works.
• Krishnamuthy had the Sangeetha Kalasikhamani award conferred on him by The Indian Fine Arts Society in 1953.

Krishnamurthy died in Chennai on 5 December 1954 aged 55 years from tuberculosis. Kalki magazine's special issue for Annai Sarada Devi, dated the day Krishnamurthy died, was his last editorial work. The magazine shared the information that his health was improving prior to his demise.^[8]

Various individuals including veteran actor, director, philanthropist and former Chief Minister of Tamil Nadu, M. G. Ramachandran; actor, director and politician, Kamal Haasan; and director Mani Ratnam, have tried to adapt Krishnamurthy's novel Ponniyin Selvan, into a film at various stages, but only Mani Ratnam have succeeded so far. The first part of Mani Ratnam's two-part film was released on 30 September 2022 as Ponniyin Selvan: I, and second part was released on 28 April 2023 as Ponniyin Selvan: II.

• Ponniyin Puthalvar by Sunda^[9][10]
• Amarar Kalki
• Oray Roja

• List of Indian writers
• Kalki (magazine)
• Ponniyin Selvan
• Parthiban Kanavu
• Sivagamiyin Sapatham