Stuart McIntosh (born 8 June 1975 in London) is a British slalom canoeist who competed in the 1990s and 2000s. He won a bronze medal in the C-1 team event at the 2006 ICF Canoe Slalom World Championships in Prague and two more bronze medals at the European Championships (1 individual and 1 in team event).
He won three World Cup series medals, including a silver medal at the 2004 World Cup Final in Bourg St.-Maurice, France.
McIntosh also competed in two Summer Olympics in the C-1 event, earning his best finish of eighth twice (2000, 2004). He was also a 'reserve' in 2008.