"Iraq war" may refer to:

• The 2003 invasion of Iraq and the subsequent occupation of Iraq 2003-2004;
• the Gulf War (1990–1991), also known as the Persian Gulf War or the First Gulf War;
• the Iran-Iraq War (1980–1988); or
• The Iraq War, a book about the 2003 invasion of Iraq by British historian John Keegan, released in 2004.