| Craigie | A small or rocky place of residence. |
| Cray | Derived from a word meaning fresh water. |
| Craye | A variant name meaning fresh water. |
| Crayg | A phonetic spelling meaning a rock. |
| Creg | A short form of the name Gregory. |
| Cregge | An English surname of locative origin. |
| Creis | A name meaning to grow or increase. |
| Crews | Is symbolic of Christ |
| Creyg | A variant spelling of the word crag. |
| Criege | A name meaning a rocky cliff side. |
| Criegg | A variation meaning a steep rock. |
| Crisandra | A helper of all mankind. |
| Cristabella | A beautiful follower of God. |
| Cristabelle | A lovely, devoted believer. |
| Cristalle | A name meaning clear like crystal. |
| Cristeen | Follower of christ or anointed |
| Cristel | An icelike and clear crystal gem. |
| Cristell | A name meaning clear as crystal. |
| Cristelle | A beautiful follower of Christ. |
| Cristi | A familiar form of cristina |
| Cristle | A clear and icy follower of God. |
| Cruiz | Cross, crucifix |
| Cruze | A journey or a crossing of seas. |
| Crysandra | Defender of all human beings. |
| Crysandrah | A variant of defender of men. |
| Crystabel | A beautiful, clear crystal gem. |
| Crystabella | A beautiful, clear crystal gem. |
| Crystale | A clear and brilliant gemstone. |
| Crystle | A variant meaning a clear gemstone. |
| Crystol | A variant meaning a clear gemstone. |
| Crystyl | A variant meaning a clear gemstone. |
| Cuitlahuac | Ruler who is like excrement |
| Culen | Derived from a medicinal plant |
| Cullinan | Refers to a very large diamond |
| Culyn | A variant of a Gaelic surname |
| Curelo | One who offers deep healing. |
| Currado | A bold and daring advisor. |
| Curtez | A polite and refined person. |
| Curtys | One who is courteous in life. |
| Curtyss | A person of refined manners. |