Jonny Greenwood (b. 5 November, 1971) is a British musician best known as a member of the alternative rock band Radiohead. He portrayed Kirley Duke, the lead guitarist of The Weird Sisters, in the film adaptation of Harry Potter and the Goblet of Fire.
Jonny is a classical trained musician and plays more that ten instruments , including Marimba, Glockenspiel, Ondes Martenot, Laptop, Sampler, Synths, Viola, Drums, Banjo, and others. He's also a composer for the BBC.