José María Iglesias Inzáurraga (January 5, 1823 – December 17, 1891) was a Mexican lawyer, professor, journalist and liberal politician.
He is known as author of the Iglesias law, an anticlerical law regulating ecclesiastical fees and aimed at preventing the impoverishment of the Mexican peasantry.
From October 31, 1876 to January 23, 1877, he claimed the interim presidency of Mexico.