Kamna Jethmalani is an Indian film actress. She debuted in 2005 with the Telugu film Premikulu and had her first commercial success with her third feature film Ranam. Subsequently, she played the lead role in a number of Telugu-language films, while also debuting and appearing in Tamil, Malayalam and Kannada films. 

She is the granddaughter of businessman late Shyam Jethmalani, though she is believed to be related to noted politician and criminal lawyer Ram Jethmalani. Her childhood pet name is "Dinky". Her mother Divya is a housewife and her father Nimesh Jethmalani is a businessman. 

She appeared in the video of "Chodd Do Aanchal Zamaana Kyaa Kehega" by Bombay Vikings in 2004.The following year, she made her movie debut with the Telugu film Premikulu. Though that film flopped, her second film Ranam was a big hit. Her first Tamil film was Idhaya Thirudan with Jayam Ravi. She did an item number in the film Sainikudu. She has acted in Machakaaran opposite Jeevan. Since then, she has done several south Indian films, in which she performed the lead role.