David Michael Lucian Measham (1 December 1937 – 6 February 2005) was a British-Australian conductor and violinist. Measham was born in Nottingham, England, to a musical family. His father, Lester, had trained as an opera singer and his mother, Joan, was a pianist. He began violin studies at age 7, and first conducted at age 13. He attended the Mundella Grammar School (Nottingham), and later the Guildhall School of Music and Drama, London, where he studied with Norman Del Mar. He then became a section violinist with the BBC Symphony Orchestra. He served with the City of Birmingham Symphony Orchestra as co-leader (1963–1967) alongside John Georgiadis. He became principal second violin with the London Symphony Orchestra (LSO) in 1967 following Neville Marriner's departure.