Duncan Mackay (born 26th July 1950) is a British composer, singer, arranger, and keyboard player who has recorded three solo albums. He was born in Leeds, Yorkshire, England.
In 1985, MacKay met Debbie Raymond, the daughter of Paul Raymond, at a party. The couple went on to have a daughter, Fawn, the eldest of her two children.
In 2004, he completed an album with South African singer/composer Greg McEwan-Kocovaos, The First Time. This indie album received its first airplay on Radio Caroline by the veteran UK DJ Martin Turner and was reviewed by the official 10cc fan site.