Luke Antony Newman Treadaway (born 10 September 1984) is a British actor and singer. He has won an Olivier Award for Best Leading Actor for his performance as Christopher in the National Theatre's production of The Curious Incident of the Dog in the Night-Time in 2013. He has also been nominated for an Evening Standard Theatre Award.
Born at the Royal Devon and Exeter Hospital in Exeter, Treadaway was brought up in Sandford, Devon. His father is an architect and his mother a primary school teacher; he has two brothers, older brother Sam (an artist) and a slightly younger twin, actor Harry. His first acting role was in the village Christmas pantomime Little Red Riding Hood, starring as a daffodil while his father was the Big Bad Wolf. Luke and his twin-brother Harry attended Queen Elizabeth's Community College in Crediton, where he played scrum half in the twice Devon Cup-winning rugby union team.