Colgan or Colgu of Clonmacnois, [206]

Columba of Tir-da-glas, [196], [213]

Columbanus, [207], [215] ff., [219]

Collas the three, [33], [66], [430]; their modern descendants, [67]; burn Emania, [378]

Coll ciotach, or Colkitto, [568]

Colours of the winds, [415]

Colours, a study of Irish, wanted, [416]

Columcille, [36]; nobility of his lineage, [36], [167]; his first teacher, [91]; date of his birth, [16]; his life, [167] ff.; his poems, [180] ff., [409]; lives of, [182]; death, [186] ff.; his farewell to Aran, [195], [234]; his conversation with Aedh, High King, [235]; visit to Longarad, [264]; makes Latin rhyme, [480]; saves the Irish bards, [489]; poetic prayer of, at Culdreimhne, [581]

Comgall, St., [168], [177], [207]

Comyn, Michael, author, [260], [512], [601]