Cáthaoir Mór, his will, [30]; ancestor of the great Leinster families, [31]; of St. Fiacc, [152]; of Columcille's mother, [167]; of Dermot Mac Murrough, [452]; succeeded by the Father of Finn mac Cumhal, [366]

Cathal Maquire, Compiler of Annals of Ulster, [39]

Carew, Sir George, [476], [553], [560], [564]

"Catholic bishop but English senator," [561]

Catholic University of Washington, [xiv]

Cauci, the, ch. II n. [4]

Ceallach, death of St., saga, [395] ff.

"Cead-cathach," real meaning of, [31]

Céile Dé, meaning of, [412]

Celestius, [106]