Andrew Lemoncello (born 12 October 1982) is a Scottish long distance runner who competes in the 3000 metres steeplechase and the marathon events. He won a team junior gold medal at the 2001 European Cross Country Championships and won a scholarship to attend Florida State University in 2004. At Florida State he was second in the NCAA Men's Outdoor Track and Field Championship in the steeplechase.
He represented Great Britain at the World Championships in Athletics in 2005 and 2007. He ran in the steeplechase event at the 2008 Summer Olympics. Lemoncello completed his debut marathon in 2010, finishing eighth in the London Marathon.