| Connors | Descendant of the hound or wolf lover. |
| Conran | Conran is a surname of Irish origin, derived from the Gaelic 'Ó Conracháin,' meaning 'descendant of Conrachán.' |
| Constantijn | Constantijn is a Dutch name derived from Constantine, meaning steadfast, firm, or unchanging. |
| Constanzo | Constantine, steadfast, or unchanging, derived from Latin 'constans,' meaning firm or steadfast. |
| Consus | Consus is the Roman god of counsel, advice, and deliberation, often invoked in decision-making. |
| Copernicus | From the Polish 'kopernik', meaning 'from Copernic', a village in Poland, derived from 'kopernik', a type of helmet. |
| Copland | From Old English 'copp' meaning 'copper' and 'land' meaning 'land' or ' territory'. |
| Copper | Copper is derived from the Latin 'cuprum,' named after the island of Cyprus, where copper was mined. |
| Corax | Corax is a Latin name meaning 'raven' or 'crow', derived from the Greek word 'korax'. |
| Corbinian | Derived from Saint Corbinian, a 7th-century bishop of Orleans, meaning 'raven' or 'black' in Latin. |
| Corbrae | Corbrae is a surname of Scottish origin, possibly derived from 'corb' meaning raven or crow. |
| Cordaro | An occupational name for a cord maker. |
| Corder | Corder is a surname of English origin, derived from the Old English word 'corder,' meaning 'courageous' or 'brave warrior'. |
| Corderro | Resembling a lamb |
| Cordovan | Of or relating to a type of high-quality leather originating from Córdoba, Spain. |
| Corentin | Derived from the Breton name 'Korantin', meaning 'little crown' or 'crown jewel', symbolizing royalty and nobility. |
| Corgan | Corgan is a surname of Irish origin, derived from the Gaelic word 'corcan,' meaning 'little hollow' or 'valley'. |
| Coridon | Coridon means 'shepherd' or 'herdsman' in Greek, derived from koros, meaning 'young cattle' or 'heifer'. |
| Cormoran | A mythical sea bird, often depicted as a large, predatory bird of prey. |
| Cornellius | Derived from the Roman horn family. |
| Corradino | Corradino is a masculine Italian given name meaning 'ruler of the people' or 'leader'. |
| Corridon | A name meaning spear or sharp point. |
| Corrigan | A name meaning spear or pointed one. |
| Corrion | Deformed; stuttering |
| Corsin | Corsin is a French surname derived from the Latin 'cordeus,' meaning 'heart' or 'courageous'. |
| Corvus | Corvus is a Latin word meaning raven or crow, often associated with intelligence and mystery. |
| Corzen | Corzen is a variant of the name Corey, meaning 'hollow' or 'enclosure'. |
| Cosmos | The universe, the world, or the totality of all things, encompassing space and time. |
| Costantino | Constantine, derived from Latin 'Constantinus', meaning steadfast, constant, or unchanging. |
| Coster | Occupational surname for a person who sold or measured goods, especially grains or other commodities. |
| Cotter | A person who tends or manages a small farm or estate, often as a tenant. |
| Cotton | Soft, fluffy plant fiber used to make clothing, bedding, and other textiles. |
| Courage | The quality of being brave and strong in the face of adversity or danger. |
| Cove | A small, secluded bay or inlet of the sea, often surrounded by cliffs or hills. |
| Covin | Covin is a surname of Welsh origin, meaning 'cove' or 'inlet' by the sea. |
| Coyote | Coyote means 'trickster' or 'sly one' in the Native American language, referring to the cunning and adaptable animal. |
| Crad | Crad is a shortened form of the name Christopher, derived from the Greek name Christos. |
| Crash | A sudden and violent collision or failure, often used to describe a dramatic or catastrophic event. |
| Creasy | Name 'Creasy' is likely a variant of 'Cressey' or 'Cresseye', derived from Old French 'cresci' meaning 'to grow'. |
| Creedence | Belief, faith, or confidence, often associated with a set of principles or values. |