Cross of St. Andrew [4], [35], [42], [43], [45], [53], [116]

Cross of St. George [4], [10], [14], [16], [35], [39], [41], [45], [48], [53], [84], [87], [116]

Cross of St. Patrick [4], [51], [53], [116]

Crown of Charlemagne [35]

Crowns of Ireland [33]

Cuba, flag of [124]

Culloden, battle of [70]

Cunard Line, house flag of [74]

Customs Department, flag of [71]

Czarina, standard of the [102]