Al Diwaniyah (Arabic: الديوانية‎; BGN: Ad Dīwānīyah; also spelled Diwaniya) is the capital city of Iraq's Al-Qādisiyyah Governorate. In 2002, its population was estimated at 440,927. The area around Al Diwaniyah, which is well irrigated from the nearby Euphrates river, is often considered to be one on the most fertile parts of Iraq, and is heavily cultivated.