Andrew Harrison may refer to:

• Andrew Harrison (actor) (born 1957), English actor
• Andrew Harrison (Alamo defender)
• Andrew Harrison (basketball) (born 1994), American basketball player
• Andrew Harrison (British army officer) (born 1967)
• Andrew Harrison (businessman) (born 1970), British businessman
• Andrew Harrison (journalist), English music journalist
• Andrew Harrison (scientist), CEO of Diamond Light Source
• Andrew Harrison (wheelchair rugby) (born 1987), Australian wheelchair rugby player
• Andy Harrison (born 1957), businessman