Turgesius, [204-7]

"Tutor of the saints of Ireland," the, [194]

"Twelve apostles of Ireland," the, [196], [229]

Tyrconell's viceroyalty, [593]

U

Uacongbháil, Book of, [264]

Ua Corra, voyage of the sons of, [403]

Ugony the Great, [25], [408]

Uillinn, [48]