Cromwell, Thomas, created Earl of Essex, [155], [158], [161], [189], [194], [196], [202], [209], [211], [215], [234], [241], [336]

— Oliver, [44], [47], [319], [332]

Cromwellians, [381]

Cromwellian war, [320]

Crook, [47]

Croom, [218], [229], [267]

Crovan, Godred, King of Man, [33], [46]

Cuffe, Captain, [361]

Curlew Mountains, [125], [141]

Cumbray Islands, [411]