The province of Udine (, , , ) is a province in the autonomous region Friuli-Venezia Giulia of Italy, bordering Austria and Slovenia. Its capital is the city of Udine, which has a population of 99,473 inhabitants. It has a total population of 536,180 inhabitants over a surface area of , giving it a population density of 109.26 inhabitants per square kilometre. The provincial president is Pietro Fontanini.