Kilgour is a surname of Scottish origin. Notable people with the surname include: * Darris Kilgour(fl. 1992–2014), American lacrosse player and coach * David Kilgour (born 1941), Canadian politician * David Kilgour (musician) (fl. 1978–2014), New Zealand musician (The Clean) * Don Kilgour (born 1946), Australian politician * Fred Kilgour (1914–2006), American librarian * Hamish Kilgour (fl. 1978–2014), New Zealand musician (The Clean) * Joseph Kilgour (1863–1933), Canadian actor * Kirk Kilgour (1947–2002), American volleyball player * Lennox Kilgour (1927–2004), Trinidad & Tobago weightlifter * Niall Kilgour (fl. 1968–2004), British naval officer * Mary Stewart Kilgour (1851–1955), British suffragist and writer * Maggie Kilgour (born 1957), Canadian academic and author * Rab K