| Chilung | Ťi-lung |
| Chimaira | Chiméra |
| Chimborazo | Chimborazo |
| chimär | chiméra |
| chimära | Chiméra |
| China | Čína |
| China Miéville | China Miéville |
| China National Space Administration | CNSA |
| chinchilla | činčila |
| Chios | Chios |
| chips | čip |
| Chipset | Čipset |
| Chiroptera-taxa | netopýři |
| Chita | Čita |
| chitvåfördelning | chí-kvadrát rozdělení |
| Chişinău | Kišiněv |
| Chișinău | Kišiněv |
| Chlodio | Clodion |
| Chmelnytskyj | Chmelnyckyj |
| Chmelnytskyj oblast | Chmelnycká oblast |
| Chmod | Chmod |
| Cho Chang | Cho Changová |
| Cho Oyu | Čo Oju |
| Cho Seung-hui | Čo Sung-hü |
| Chobits | Chobits |
| chock | náraz |
| Chocolat | Čokoláda |
| Chocó | Departement Chocó |
| Choderlos de Laclos | Choderlos de Laclos |
| Chodynka Arena | Aréna Chodynka |
| Choisy-le-Roi | Choisy-le-Roi |
| choke | sytič |
| choklad | čokoláda |
| chokladbrun | čokoládový |
| Chokladtryffel | Lanýž |
| Chongqing | Čchung-čching |
| Chopper | Vrtulník |
| Chorus | Pěvecký sbor |
| Chorzów | Chorzów |
| Chow Yun Fat | Chow Yun Fat |
| Chris Martin | Chris Martin |
| Chris Rea | Chris Rea |
| Chris Squire | Chris Squire |
| Chris Stamper | Tim a Chris Stamper |
| Christchurch | Christchurch |
| Christiaan Barnard | Christiaan Barnard |
| Christiaan Huygens | Christiaan Huygens |
| Christian Doppler | Christian Andreas Doppler |
| Christian Fittipaldi | Christian Fittipaldi |
| Christian Jürgensen Thomsen | Christian Jürgensen Thomsen |
| Christian Klien | Christian Klien |
| Christian Lorenz | Christian Lorenz |
| Christian Macias | Alejo Carpentier |
| Christian von Wolff | Cristian Wolff |
| Christijan Albers | Christijan Albers |
| Christina Aguilera | Christina Aguilera |
| Christine | Kristýna |
| Christofer Columbus | Kryštof Kolumbus |
| Christoforus | Kryštof |
| Christoph Martin Wieland | Christoph Martin Wieland |
| Christoph Schneider | Christoph Schneider |
| Christoph Willibald Gluck | Christoph Willibald Gluck |
| Christopher Lee | Christopher Lee |
| Christopher Marlowe | Christopher Marlowe |
| Christopher Paolini | Christopher Paolini |
| Christopher Robin | Jan Kryštof |
| Christopher Tolkien | Christopher Tolkien |
| Christopher Westra | Christopher Westra |
| Christopher Wren | Christopher Wren |
| Chrusjtjov | Chruščov |
| Chrysler | Chrysler |
| Chrysler Building | Chrysler Building |
| Chrysler Corporation | Chrysler |
| Chrysophyta | řasy žlutohnědé |
| Chrétien de Troyes | Chrétien de Troyes |
| Chu | Království Čchu |
| Chubu | Čúbu |
| Chuck Berry | Chuck Berry |
| Chuck Norris | Chuck Norris |
| Chuck Yeager | Chuck Yeager |
| Chugoku | Čúgoku |
| Chuichi Nagumo | Čúiči Nagumo |
| Chukha | Chhukha |
| Church of Jesus Christ of Latter Day Saints | Církev Ježíše Krista Svatých posledních dnů |
| Church of Satan | Satanismus |
| Churchill | Churchill Mk IV |
| Châtenay-Malabry | Châtenay-Malabry |
| Châtillon | Châtillon |
| Chövsgöl | Chövsgöl núr |
| CIA | Central Intelligence Agency |
| Cicero | Marcus Tullius Cicero |
| cider | jablečný mošt |
| CIE | Mezinárodní komise pro osvětlování |
| Cieszyn | Těšín |
| cigarett | cigareta |
| cigarr | doutník |
| cigg | cígo |
| CIH | Černobyl |
| cilie | řasinka |
| Cimabue | Cimabue |
| Cincinnati Reds | Cincinnati Reds |
| Cincinnatus | Cincinnatus |
| Circuit de Catalunya | Catalunya |
| Circuit de Charade | Clermont-Ferrand |
| Circuit de Dijon-Prenois | Dijon |
| Circuit de Nevers Magny-Cours | Circuit de Nevers Magny-Cours |
| Circuit de Rouen-les-Essarts | Rouen |
| Circuit Park Zandvoort | Zandvoort |
| Circuito del Jarama | Jarama |
| Circuito Permanente de Jerez | Circuito Permanente de Jerez |
| Circus Maximus | Circus Maximus |
| cirkel | kruh |
| cirkelbåge | kruhový oblouk |
| cirkeldefinition | definice kruhem |
| Cirkelns kvadratur | Kvadratura kruhu |
| Cirkelpassaren | Kružítko |
| cirkelsektor | výseč |
| cirkelskiva | kruh |
| cirkla | kroužit |
| cirkulation | změna |
| Cirkulationsandning | Cirkulární dech |
| cirkumflex | stříška |
| Cirkus | Cirkus |
| Cirrocumulus | Cirrocumulus |
| cirros | cirhóza |
| Cirrus | Cirrus |
| Cisalpina Gallien | Předalpská Galie |
| CISC | CISC |
| Cisco Systems | Cisco Systems |
| Cisterciensorden | Cisterciácký řád |
| citadell | citadela |
| CITES | Úmluva o mezinárodním obchodu s ohroženými druhy volně žijících živočichů a rostlin |
| CITIC Plaza | CITIC Plaza |
| Citizendium | Citizendium |
| citron | citron |
| Citronhaj | Žralok citrónový |
| Citronmeliss | Meduňka lékařská |
| Citronsyra | Kyselina citronová |
| Citronsyracykeln | Citrátový cyklus |
| Citronträd och motorolja | V zajetí rychlosti |
| Citronärla | Konipas citronový |
| Citroën | Citroën |
| Citroën DS | Citroën DS |
| Citrusar | Citrus |
| Citrussläktet | Citrus |
| cittra | citera |
| City of Aberdeen | Aberdeen |
| City of Dundee | Dundee |
| City of Edinburgh | Edinburgh |
| City of Glasgow | Glasgow |
| City of Westminster | Westminster |
| Ciudad de Salta | Salta |
| Ciudad del Carmen | Carmen |
| Ciudad Nezahualcóyotl | Nezahualcóyotl |
| Ciudad Santa Catarina | Santa Catarina |
| civil flygtrafik | civilní letecká doprava |
| civil säkerhet | civilní ochrana |
| Civilekonom | Inženýr ekonom |
| civilisation | civilizace |
| Civilization | Civilizace |
| civilrätt | právo občanské |
| civilskydd | ochrana občanů |
| civilstånd | stav |
| Clackmannanshire | Clackmannanshire |
| Clamart | Clamart |
| CLAMP | CLAMP |
| Clandestino | Clandestino |
| Clark Gable | Clark Gable |
| Classless Inter-Domain Routing | Classless Inter-Domain Routing |
| Claude Debussy | Claude Debussy |
| Claude Dornier | Claude Dornier |
| Claude Jade | Claude Jade |
| Claude Lorrain | Claude Lorrain |
| Claude Lévi-Strauss | Claude Lévi-Strauss |
| Claude Makélélé | Claude Makélélé |
| Claude Monet | Claude Monet |
| Claude Shannon | Claude Shannon |
| Claude Simon | Claude Simon |
| Claudia | Klaudie |
| Claudia Felicitas | Klaudie Felicitas Tyrolská |
| Claudio Monteverdi | Claudio Monteverdi |
| Claudiska ätten | Claudius |
| Claudius | Claudius |
| Claudius Claudianus | Claudius Claudianus |
| Claus Schenk von Stauffenberg | Claus von Stauffenberg |
| Clave | Klíč |
| Claves | Cembalo |
| Clearwater | Clearwater |
| Clemens August von Galen | Clemens August von Galen |
| Clemens av Alexandria | Kléméns Alexandrijský |
| Clement Attlee | Clement Attlee |
| Clement Coxsone Dodd | Clement Dodd |
| Clemente Domínguez y Gómez | Clemente Domínguez y Gómez |
| Cleopatras nål | Kleopatřin obelisk |
| Clermont-Ferrand | Clermont-Ferrand |
| Cleveland | Cleveland |
| Cleveland Cavaliers | Cleveland Cavaliers |
| Cleveland Indians | Cleveland Indians |
| Clichy | Clichy |
| Clichy-sous-Bois | Clichy-sous-Bois |
| Cliff Burton | Cliff Burton |
| Clifton | Clifton |
| Clint Eastwood | Clint Eastwood |
| Clinton | Clinton |
| Clinton County | Clinton County |
| Clinton Davisson | Clinton Joseph Davisson |
| Clio | Kleió |
| Clippertonön | Clippertonův ostrov |
| Clitorism | Klitorismus |
| Clive Barker | Clive Barker |
| Clive Burr | Clive Burr |
| Clive Sinclair | Clive Sinclair |
| Cloisonism | Cloisonismus |
| clown | klaun |
| Club América | Amerika |
| Club Atlético de Madrid | Atlético Madrid |
| Club Brügge KV | Club Brugge KV |
| Club Deportivo Guadalajara | Guadalajara |
| Cluj | Cluj |
