| Name | Total | Name | Total | Name | Total | Name | Total | Name | Total |
|---|
| Clayton | 20 | Cowger | 1 | Cts de Geldern | 1 | Church | 79 | Ct de Macon & Nevers | 1 |
| Clement | 54 | Carver | 2 | Castile, de | 64 | Child | 1 | Ct de Macon | 4 |
| Clare, de | 55 | Campbell | 48 | Cheney | 7 | Chamberlayne | 5 | Clermont, de | 8 |
| Carberry | 1 | Cook | 47 | Cram | 1 | Cope Sheriff of Northamptonshire | 1 | Castile & León, de | 3 |
| Case | 8 | Copple | 1 | Cts de Ponthieu | 3 | Cope | 8 | Ct de Sicily | 2 |
| Cts de Salisbury | 1 | Carroll | 9 | Ct de Hainault & Holland | 3 | Cole | 14 | Chalon, de | 13 |
| Carpenter | 13 | Covert | 1 | Ct de Anjou | 12 | Charlton | 5 | Ct de Nevers | 5 |
| Colwell | 1 | Clark | 138 | Ct de Auvergne | 9 | Clifford, de | 27 | Ct de Savona | 1 |
| Cox | 41 | Cain | 5 | Ct de Artois | 5 | Cts de Tonnere | 1 | Ct de Bermudez | 1 |
| Cranston | 3 | Crum | 1 | Ct de Alemania | 1 | Cardinal de Beaufort Bishop of Winchester | 1 | Ct de Macon & Bescanon | 1 |
| Connors | 5 | Capeloto | 4 | Cts de Aumâle | 3 | Coventry, of | 1 | Ct de Laon | 1 |
| Cooper | 17 | Christopherson | 2 | Constable | 16 | Cts de Maine | 1 | Ct de Orléans | 1 |
| Ct de Flanders | 25 | Cosby | 4 | Call | 6 | Ct de Mayenne | 1 | Ct de la Palace | 1 |
| Curtis | 6 | Christensen | 5 | Conversana, de | 1 | Ct de Paris | 6 | Ct de Hainault | 9 |
| Cowdrey | 1 | Cunningham | 15 | Ct de Blois | 11 | Ct de Dreux | 4 | Cts de Hainault & Namur | 1 |
| Chrouser | 5 | Culbertson | 1 | Ct de Chartes | 1 | Ct de St. Giles | 1 | Ct de Arques | 1 |
| Coleman | 5 | Chapin | 1 | Ct de Nantes & Anjou | 1 | Ct de Toulouse | 16 | Ct de Brittany | 4 |
| Crouse | 1 | Crosby | 4 | Ct de Poitou | 5 | Ct de Tripoli | 3 | Chartres, de | 2 |
| Courtenay, de | 72 | Calvert | 17 | Cumbria, of | 1 | Ct de Champagne & Brie | 2 | Ct de Albemarle | 1 |
| Collins | 8 | Ct de Flanders & Artoi | 1 | Ct de Angoulême | 14 | Champagne, de | 8 | Cornwall Baron Fanhope | 1 |
| Cates | 2 | Carter | 59 | Coucy, de | 6 | Ct de Galicia & Coimbr | 1 | Cts de Richmond | 1 |
| Ct de Frisia | 1 | Cobb | 6 | Ct de Bar | 3 | Ct de Aumâle | 5 | Cts de Ulster | 1 |
| Cleveland | 18 | Custis | 8 | Cts de Gloucester | 3 | Ct de Provence | 10 | Cts de Hereford & Essex | 1 |
| Cts de Hereford | 1 | Cts de Contenance | 1 | Cts de Holderness | 1 | Ct de Clermont | 6 | Courcy, de | 2 |
| Croft, de | 4 | Ct de Flanders & Artois | 3 | Ct de Poitiers | 4 | Ct de Evreux | 9 | Crépi de Vermandois, de | 2 |
| Crain | 1 | Ct de Cambray | 1 | Clement II | 1 | Cts de Montpellier | 1 | Cts de Ireland | 1 |
| Chappel | 1 | Cts de Vinzgau | 1 | Cts de Orkney | 1 | Cts de Artois | 3 | Cts de Strigoil | 1 |
| Clifton | 16 | Ct de Maine | 6 | Cts de Kent | 1 | Cts de Flanders | 5 | Cts de Lincoln | 3 |
| Cyld of Sussex | 1 | Crowl | 1 | Cenbert Under-King | 1 | Ct de Burgundy | 7 | Carinthia, de | 1 |
| Crigler | 3 | Chauvin | 1 | Crêpon, de | 8 | Ct de Alençon | 4 | Ct de la Marche | 12 |
| Caugman | 1 | Calhoun, Sr. | 1 | Custer | 1 | Cts de Provence | 3 | Cts de Carrick | 1 |
| Corser | 1 | Cohn | 1 | Ct de Mantes & de la Vexin | 2 | Ct de Troyes | 6 | Cts de Moray | 1 |
| Carlat | 2 | Crochet | 1 | Cts de Essex | 1 | Ct de Blois & Champagne | 1 | Cts de Buchan | 2 |
| Clampitt | 1 | Chustz | 1 | Corbet | 34 | Ct de Eu & Hiesmes | 1 | Cts de Lennox | 1 |
| Carlyle | 2 | Chambers | 4 | Cts de Mar | 3 | Ct de Corbeil | 3 | Cts de Warwick | 1 |
| Cannon | 3 | Ct de Sens | 2 | Comyn | 17 | Ct de Bayeux | 2 | Carney | 4 |
| Colter | 2 | Cts de Boulogne | 3 | Cokefield | 2 | Ct de Vermandois | 11 | Clapp | 1 |
| Cravan | 1 | Cts de Mortaigne | 1 | Clarke | 9 | Ct de Peronne & St. Quentin | 1 | - | - |
| Chandler | 6 | Ct de Boulogne | 8 | Chaworth, de | 16 | Ct de Amiens | 1 | - | - |
| Crooks | 2 | Ct de Holland | 17 | Cherleton | 2 | Ct de Parma & Ivrea | 1 | - | - |
| Calhoun | 6 | Cts de Hainault | 1 | Charroll | 1 | Cts de Burgundy | 2 | - | - |
