Brian Harold May CBE (born 19 July 1947) is an English musician, singer, songwriter and astrophysicist who achieved international fame as the lead guitarist of the rock band Queen. He uses a home-built guitar, the Red Special. His compositions for the band include "We Will Rock You", "Tie Your Mother Down" and "Fat Bottomed Girls".

He was appointed a Commander of the Most Excellent Order of the British Empire (CBE) in 2005 for "services to the music industry and for charity work". May attained a PhD in astrophysics from Imperial College in 2007 and was Chancellor of Liverpool John Moores University from 2008 to 2013. He has homes in London and Windlesham, Surrey. He is an active animal rights advocate and was appointed a vice-president of animal welfare charity the RSPCA in September 2012.