Ignacio Gregorio Comonfort de los RÃos (Spanish pronunciation: [i?'nasjo komo?'fo?t ðe los 'ri.os]; 12 March 1812 – 13 November 1863), known as Ignacio Comonfort, was a Mexican politician and soldier.
He became President of Mexico in 1855 after the outbreak of the Revolution of Ayutla that overthrew Santa Anna.