Radhika Jayathilakan (1969 – 20 September 2015), known by her stage name Radhika Thilak, was an Indian playback singer who predominantly worked in the Malayalam film industry.

[2][3][4][5][6][7][8] Some of her songs are "Arunakirana Deepam", "Deva Sangeetham", "Maya Manchalil", "Kaithapoo Manam", "Thiruvathira Thira Nokkiya", "Ente Ulludukkum Kotti" and "Ninte Kannil".

[9] Her song "Ilampani Thuli" from Tamil film Aaradhanai (1981) is well remembered.

[11][12] In 2002 Kerala film critics association awarded her best female playback singer award for her song Omanamalare Ninmaran from the film Kunjikoonan.

[13] On 20 September 2015, Radhika was admitted to a private hospital in Kochi in the evening and was declared dead at around 8:00PM.