Juan Pedro Julián Aguirre y López de Anaya (October 19, 1781 – July 17, 1837) was an Argentine revolutionary and politician. Aguirre was born in Buenos Aires. He fought in the wars against the British troops of 1806/07, rising to the rank of Captain. In 1820, he briefly served as interim Supreme Director of the United Provinces of the Río de la Plata, and was the last official to hold that title. In 1824, he was minister of economics, and in 1826, he became the first president of the newly established national bank.