Rajeev Sivashankar, the author of Kunjalithira, is an Indian novelist and short story writer in Malayalam language. At the age of 12 he won the Mathrubhoomi story writing competition and that story was published in Mathrubhoomi weekly. He has written six novels and a short story collection till now.
His notable stories are Samadhanathinte Vazhikal, kailasanadhan, Reality Show (Kalakaumudi) and Daivavicharam, Vivahavarhikam (Bhashaposhini).
He works in Malayala Manorama as Assistant Editor. He received the Thoppil Ravi Memorial award for best novel (Prana Sancharam) in 2013.