Jai Sampath, known mononymously as Jai, is an Indian actor working in Tamil films. The nephew of music composer Deva, Jai had worked as a keyboardist in films and had made his acting debut in a supporting role in Bagavathi. In 2007, he successfully auditioned for a leading role in Venkat Prabhu's sports film Chennai 600028.
Jai subsequently garnered praise for diverse roles, including a villager on holiday in Goa, a timid factory worker in Engaeyum Eppothum and a customer care executive in the romantic drama Raja Rani, which became his biggest commercial success.