Will Grant Oliver Attenborough (born 26 June 1991) is a British actor.
He played the lead role in Jeremy Herrin's production of Another Country in the West End, and starred opposite Nicole Kidman in Michael Grandage's production of Photograph 51.He has had roles in Sam Mendes-produced The Hollow Crown, Channel 4's Utopia, Home Fires, Denial starring Rachel Weisz, and the Oscar-winning Dunkirk.
His grandfather, actor-director Richard Attenborough, appeared in Dunkirk (1958).
Attenborough won the London storytelling Championship of The Moth in 2018.In 2019, he took the role of Ed Faulkner Jr – a veteran of the Battle of Kamdesh who died of an accidental overdose – in The Outpost, an adaptation of Jake Tapper's book on the War in Afghanistan.