Russell Edward Brand is an English comedian, actor, presenter, activist, and campaigner. He established himself as a standup comedian and radio host before becoming a film actor. After beginning his career as a comedian and later becoming an MTV presenter in the UK, in 2004 Brand gained a role as the host of the television show Big Brother's Big Mouth, a Big Brother spin-off. He had his first major film role in British comedy St Trinian's (2007) before starring in the Hollywood comedies Forgetting Sarah Marshall (2008), Get Him to the Greek (2010), Arthur (2011), and Rock of Ages (2012). He has released several stand-up specials including Scandalous (2009), Messiah Complex (2013), and Brandemic (2023). He hosted his own radio show The Russell Brand Show (2006–2008, 2010, 2013, 2017) and also hosts the podcasts Stay Free with Russell Brand and Under the Skin with Russell Brand. He has received three British Comedy Awards and a nomination for a BAFTA Award. Over the course of his career, Brand has been the subject of frequent media coverage for issues such as his promiscuity, drug use, political views, provocative behaviour at various award ceremonies, his dismissal from MTV, and his resignation from the BBC amid a prank call controversy.

Russell Edward Brand was born in Orsett Hospital in Grays, Essex, England. He is the only child of Barbara Elizabeth (née Nichols) and photographer Ronald Henry Brand. Brand's parents separated when he was six months old, and he was raised by his mother.