Anbar Province (Arabic: الأنبار‎; al-’Anbār) (or Al Anbar Governorate) is the largest province in Iraq geographically. Encompassing much of the country's western territory, it shares borders with Syria, Jordan, and Saudi Arabia. The provincial capital is Ramadi, other important cities include Fallujah and Haditha.

Before 1976 the province was known as Ramadi; before 1962, it was known as Dulaim. in 1976 it was renamed Al Anbar Province.

All the inhabitants of the province are Sunni Muslims and mostly from the Dulaim tribe.

The name of the province is from the Arabic انبار, ’Anbār, which means "granaries," in Arabic as this region was the primary entrepot on the western borders of Lakhmid Kingdom.

Geographically, Anbar province consider part of the Arabian Peninsula. The region's geography is a combination of steppe and true desert, characterised by a desert climate, low rainfall and a large variation in temperature between day and night. Summer temperatures rise to 42 degrees Celsius, whilst in the winter average lows reach 9 degrees Celsius. The northwesterly and southwesterly winds are sometimes to a maximum speed of 21 m / sec. Average rainfall in winter to 115mm.^{[citation needed]}