Andrew Small (born 9 July 1974) is a professional rugby union referee who represents the English Rugby Union.
Small played for the Ashburton clubs Tinwald RFC and Collegiate RFC.
Small joined the Otago Referees Association in 1993. He moved to England in 2002. He made his English Premiership debut in 2006. He refereed the very first 1872 Cup match on 28 December 2007.