Sacha Dhawan (/dəˈwɑːn/; born 1 May 1984) is a British actor. He began his career in the ITV series Out of Sight (1997–98), The Last Train (1999), and Weirdsister College (2001–02). He originated role of Akthar in the play The History Boys (2004–06) and reprised his role in its film adaptation (2006).

Dhawan has since played Paul Jatri in the BBC One comedy-drama Last Tango in Halifax (2012), Waris Hussein in the BBC Two docudrama An Adventure in Space and Time (2013), Davos in Marvel's Iron Fist (2017–18), Orlo in The Great (2020–21) on Hulu, and The Master in the science fiction series Doctor Who (2020–22).

Early life
Dhawan was born in Bramhall, Stockport, to Indian parents from Jalandhar, Punjab.

Dhawan trained at the Laine-Johnson Theatre School in Manchester, and started acting at the age of twelve. He attended Aquinas College in Stockport.

Dhawan was diagnosed with Crohn's disease in 2006. In 2016, he suffered from flare-ups whilst filming Iron Fist in New York.