Ratnamala Prakash (born 19 August 1952) is an Indian singer who sings in Kannada language.

Along with playback signing, she is known for her songs in Sugama Sangeetha, a light musical genre in Kannada.

Ratnamala's first film song is Tangaaliyante baalalli bande a duet with Dr.Rajkumar from the super hit movie Guri.

Then she sang many songs for L. Vaidyanathan, C. Ashwath, M. Ranga Rao, Vijaya bhaskar, Rajan–Nagendra, Hamsalekha and others.

Ratnmala prakash has sung many songs, including Santhasa araluva samaya a duet with SPB from the movie Elu suttina kote, Meru giriyane neeli kadalaane a duet with K. J. Yesudas from the movie SP Sangliyana Part 2, "Raayaru bandaru maavana manege" and "yava mohana murali kareyitho" from the movie Mysoru mallige, "Gediyabeku magala", "Hudugi hoo hudugi" from the movie Naga mandala.