Abdul Haliq known professionally by his birth name Yuvan Shankar Raja, is an Indian composer and playback singer. He mainly scores music for Tamil films along with few Telugu, Kannada, and Hindi films. Considered a versatile composer, he is particularly known for his use of Western music elements and often credited with having introduced hip hop to the Tamil film and music industry and started the "era of remixes" in Tamil Nadu which included mixed EDM and jazz. He is frequently referred to as the "BGM King" and the "Young Maestro" of Tamil Film Music. Yuvan has won two Filmfare Awards South, five Mirchi Music Awards South, three Vijay Awards and two Tamil Nadu State Film Awards.

Yuvan Shankar Raja was born on 31 August 1979. He is the third and youngest child of musician and film composer Ilaiyaraaja. He is the younger brother of music director Karthik Raja and playback singer-music director Bhavatharini. Yuvan once confessed that his brother Karthik Raja was more talented than him, but he did not get a successful break into the music business since he did not get a "good team to work with". His father as well as his siblings have sung many songs under his direction. Film director and film composer Gangai Amaran and R. D. Bhaskar are his uncles and their sons Venkat Prabhu, Premgi Amaren and Parthi Bhaskar, who are working in the Tamil film industry as well, are his cousins.