Education
He was educated locally and later entered the College of Street Antony at Louvain, which had just been founded for Irish Roman Catholic students, and received the Franciscan habit on 1 November 1607.
He was educated locally and later entered the College of Street Antony at Louvain, which had just been founded for Irish Roman Catholic students, and received the Franciscan habit on 1 November 1607.
After his ordination to the priesthood, Hickey was appointed lecturer in theology at Leuven, and subsequently professor in the college of Street Francis at Cologne. He took an active part in the labours of the commissions appointed by Pope Urban VIII to revise the Roman Breviary, and to examine into the affairs of the Eastern Church. At the general chapter of the order held in Rome in 1639, he was elected definitor general.
He lived for some time at San Pietro in Montorio on the Janiculum.
From 1624 until his death, he resided in Rome at the College of Saint Isidore.
Born at the Barony of Islands, County Clare, Ireland, Ó hÍceadha was a member of a bardic family.