Luke Hemsworth is an Australian actor. He is known for his roles as Nathan Tyson in the TV series Neighbours and as Ashley Stubbs in the HBO sci-fi series Westworld.
Hemsworth was born on 5 November 1980 in Melbourne, the eldest son of Leonie (née van Os), an author, and Craig Hemsworth, a social services counsellor. His younger brothers are actors Chris Hemsworth and Liam Hemsworth. His maternal grandfather was a Dutch immigrant and his other ancestries are Irish, German, Scottish and English.