Saint Seachnaill (Sechnall, Secundinus) (ca. 372 - November 27, 457) is an Irish saint. He is considered the founder of Dunshaughlin (Domnach Seachnaill) and was a contemporary of Saint Patrick. According to the Catholic Encyclopedia, he was the son of Restitutus, a Lombard, and Liamain, sister of St. Patrick. He was one of nine brothers, eight of whom became bishops in Ireland. His early life and training are obscure, but he appears to have studied in Gaul, and to have accompanied St. Patrick… (More on Seachnaill)