Name
- Catherine of Portugal, wife of John, 6th Duke of Braganza, 1540-16141
- Charles Emmanuel II, of Savoy1
- Charles II, King of England, Scotland and Ireland, 1630-16851
- Charles II, of Spain, 1661-17001
- Charles Louis, Elector Palatine of the Rhine, 1617-16801
- Charles V, Holy Roman Emperor, 1500-1558, http://isni.org/isni/000000...1
- Christina, of Sweden1
- Cibo, Nicolò, Archbishop of Arles1
- Clement X, Pope1
- Coiffier de Ruzé, Henri, Marquis de Cinq Mars1
- Colloredo, Rudolf Joseph, Count, Imperial Vice-Chancellor1
- Commonwealth, England1
- Conti, Giovanni Nicolo, Cardinal, Bishop of Ancona1
- Coutinho, Joze Luis, Chief Judge at Goa1
- Crato, Antonio, Grand Prior of, self-styled King of Portugal1
- Cromwell, Oliver, Lord Protector of England, Scotland and Ireland, 1599-1658, http://isni.org/isni/000000...1
- Cunha d'Ataide, Francisco Luis da1
- Cunha, Luis da, Portuguese Plenipotentiary at Utrecht and Ambassador in England and France1
- Cunha, Rodrigo da, Archbishop of Lisbon1
- Danckelman, Nicholaus Bartholomæus, Baron von Danckelmann, ambassador from Brandenburg to Germany, 1650-17391