Joshna Fernando is the daughter of Stanley Fernando and, Tamil actress, Saroja (who appeared in K. Balachandran's '
' in 1978). Her debut film was 'Siragugal' in 1999, where she played the role of Shilpa, Vikram's daughter. On her return to the Tamil film industry in 2008-after a break- she started her work in 'Marupadiyum Oru Kadhal', in which she was Maheswari, a London-based medical student. The film got a rather delayed release in theatres in 2012 due to many negative reviews. She had also worked in an action movie, 'Kai' by the end of 2012. In late 2012, she also had a role in Rasu Madhuravan's 'Parthom Pazhiginom', which never managed to come out in the limelight. In November 2013, when actress Lekshmi Rai left the sets of the film '
Joshna was brought in to take her place in the movie, which included some movie sequences and a song set in Italy. But by 2014, Lekshmi Rai returned to the film and as a result, Joshna's scenes were edited, substituting Lekshmi Rai in her place, although some of her scenes were retained, modified and used, where she appears as Lekshmi Rai's sister. In 2013, she checked in for the beauty pageant for Miss Sri Lanka.