Indrajith Sukumaran (born 17 December 1979) is an Indian actor and singer. He predominantly works in Malayalam cinema. Indrajith was born to the actors Sukumaran and Mallika Sukumaran and is the elder brother of Prithviraj Sukumaran.

Indrajith made his acting debut in the 1986 film Padayani as a child artist, and has gone on to star in more than 80 films, notably Meesa Madhavan (2002), Runway (2004), Vesham (2004), Classmates (2006), Chotta Mumbai (2007), Arabikkatha (2007), Twenty:20 (2008), Nayakan (2010), Karayilekku Oru Kadal Dooram (2010), Ee Adutha Kaalathu (2012), Amen (2013), Left Right Left (2013), Ezhamathe Varavu (2013), Angels (2014), Amar Akbar Anthony (2015), Virus (2019), Lucifer (2019), Halal Love Story (2020) and Kurup (2021).

Indrajith has also starred in a few Tamil, English, Telugu and Hindi films, such as En Mana Vaanil (2002), Before the Rains (2007), Sarvam (2009), Kavya's Diary (2009), and The Waiting Room (2010).