Prarthana Indrajith (born 29 October 2004) is an Indian playback singer. She predominantly works in the Malayalam film industry, and has also sung in Tamil and Hindi films. Her debut performance was the song "Ko Ko Kozhi" which she sang in the Malayalam film The Great Father.
She is the elder daughter of actors Indrajith Sukumaran and Poornima Indrajith. Her paternal grandparents, Sukumaran and Mallika Sukumaran, and her paternal uncle Prithviraj Sukumaran are also actors. She completed her schooling from Gregorian Public School, Kochi. She later went on to pursue a degree in music from Goldsmiths London.