The province of Arezzo is a province in the Tuscany region of Italy. Its capital is the city of Arezzo. The province is bordered by the regions of Marche, Emilia-Romagna, Umbria, and the provinces Siena and Florence of Tuscany. It has an area of 3,233 square kilometres (1,248 sq mi), a total population of about 344,000 in 36 comuni.

Tuscany is a region in central Italy with an area of about 23,000 square kilometres and a population of about 3.8 million inhabitants. The regional capital is Florence (Firenze).