Jonathan "Jonny" Lee Miller (born 15 November 1972) is an English actor.

Miller was born in Kingston upon Thames, South West London, England, the son of Anne (née Lee), who worked in theatre production and starred in many films like Lost & Found, and Alan Miller, a stage actor and later a stage manager at the BBC. Miller's maternal grandfather was Bernard Lee, famous for playing the character M in the earlier James Bond films. Miller has stated that he has fond memories of being at Television Centre with his sister and watching Top of the Pops and Blue Peter being made. Miller was educated at Tiffin School in Kingston upon Thames where he gained his first acting experience and played in the Tiffin Swing Band. Miller left school at age 17 to pursue his acting career.

After a stint in EastEnders as Jonathan Hewitt, Miller got his big break in the film Hackers (1995), co-starring Angelina Jolie ; the two were married in 1996. In 1997, Miller was involved with the creation and operation of Natural Nylon along with friends Jude Law (whom he met in the National Youth Music Theatre), Sadie Frost, Ewan McGregor, Sean Pertwee, Damon Bryant and Bradley Adams. Natural Nylon folded in 2003.