Cummian, St., [15]
Curraghmore, [75]
Curwen, or Curwin, Hugh, Archbishop of Dublin (1555), translated to Oxford (1567), Lord Chancellor (1555-1567), [394], [401], [405]
Cusack, Sir Thomas, Master of the Rolls (1542-1550), Lord Keeper (1546), Lord Chancellor (1550-1555), [258], [278], [279], [320], [348], [357], [361], [373]-[379], [384], [385], [393]
Dacre of the North, Thomas, and others of his name, [176], [194]
Dalcassians, or Dal Cais, [22]
Dalgetty, [351]
Dalkey, [108], [129], [327], [385]
Danes in Ireland, Chapter II. passim
— of Dublin, Cork, Waterford, and Wexford after the Anglo-Norman invasion, [44]-[47], [50]