Pooja Gauthami Umashankar, mononymously known as Pooja is an Indian-Sri Lankan actress, who has primarily appeared in Tamil films as well as Sinhala, Malayalam and amateur films.

Following a series of successful commercial ventures, Bala's Naan Kadavul saw Pooja's performance as a blind beggar praised by the critics, securing major awards, including the South Filmfare and Tamil Nadu State Film Awards. She simultaneously worked in Sinhala cinema and was part of several successful films like Anjalika (2006), Asai Man Piyabanna (2007), Suwanda Denuna Jeewithe (2010) and Kusa Pabha (2012), thus establishing herself as one of the leading actresses of Sinhala cinema.