Simon Neil, Scottish singer-songwriter, guitarist, and producer

Simon Alexander Neil is a Scottish musician, best known as the lead vocalist and guitarist for rock band Biffy Clyro. In 2003, Neil formed the side project Marmaduke Duke with JP Reid, releasing two studio album's The Magnificent Duke (2005) and Duke Pandemonium (2009). Another side project fronted by Neil, Empire State Bastard, released their debut studio album Rivers of Heresy in September 2023, reaching number three in Scotland, forty six in the United Kingdom, number three on the UK Rock & Metal Albums Charts and sixty-nine in Germany.