Name
- Carteret, George, Baronet, of Stowe MS 2013
- Charles Emmanuel III, Duke of Savoy, King of Sardinia, 1701-1773, http://isni.org/isni/000000... http://viaf.org/viaf/623505293
- Charles IX, King of France, 1550-15743
- Charles Louis, Elector Palatine of the Rhine, 1617-16803
- Charles, Duke of Burgundy, the Bold, 1433-14773
- Child, Richard, Viscount Castlemaine (1718), Earl Tylney (1731)3
- Chirche, Richard, alias dil Cherche; of Gislingham3
- Choart, Paul, Sieur de Buzanval, diplomat, 1551-16073
- Choiseul, César Gabriel de, Comte de Choiseul, Duc de Praslin 17623
- Christine, Duchess of Savoy, sister of Louis XIII of France, 1606-16633
- Clignet, Nicholas, postmaster at Leyden3
- Compton, Henry, Bishop of London3
- Cornwall, Edmund, Earl of3
- Cosby, Dudley Alexander Sydney, private sec to Lord Halifax3
- Court of Common Pleas3
- Cowper, William, 1st Earl Cowper, lawyer and politician, c 1665-17233
- Craggs, James, senior, Postmaster-General3
- Cressett, James, diplomatist3
- Damoundeuile, John, witness to charters, fl 1330-13543
- Dauns, John, charter witness, fl 1383-13863