Irish politician, born in Mayo in 1814; died in 1866. He studied theology at Maynooth, and law at Dublin, and was called to the bar in 1842. He helped to found the Nation newspaper, was member of Parliament for Tipperary, a prominent member of the Young Ireland party and one of the rebels of 1848, after the failure of which movement he escaped to the Arran Islands; thence to France, and later to the United States, where he practiced law in New York City. He returned to Ireland, and was elected to Parliament in 1865.