| Corn and Cluck | 1971 | — | 26 |
| Corner Gas Animated | April 2, 2018 | CTV Comedy Channel, Amazon Freevee | 48 |
| Corpse Party: Tortured Souls | — | — | 4 |
| Corpse Princess | October 2, 2008 | AT-X | 25 |
| Corrector Yui | April 2, 1999 | NHK Educational TV | 52 |
| Corto Maltese | 2003 | — | — |
| Cosmic Baton Girl Princess Comet | April 1, 2001 | Korean Broadcasting System, TV Osaka | 43 |
| Cosmic Cowboys | December 29, 2003 | KiKA, Vrak.TV, France 3 | 52 |
| Cosmic Quantum Ray | 2009 | KiKA, Discovery Family, France 3 | 26 |
| Cosmo Warrior Zero | July 26, 2001 | — | 15 |
| Cosplay Complex | May 25, 2002 | — | 3 |
| Count Duckula | September 6, 1988 | ITV | 65 |
| Counterfeit Cat | May 12, 2016 | Disney XD | 52 |
| Courage the Cowardly Dog | November 12, 1999 | Cartoon Network | 52 |
| Courageous Cat and Minute Mouse | 1960 | Broadcast syndication | 130 |
| Cow and Chicken | December 15, 1995 | Cartoon Network | 52 |
| Cowboy Bebop | April 3, 1998 | TV Tokyo | 26 |
| Coyote Ragtime Show | July 4, 2006 | — | — |
| Cracked | September 5, 2016 | Télétoon | 52 |
| Crafty Kids Club | — | France 5 | — |
| Craig of the Creek | March 30, 2018 | Cartoon Network | 180 |
| Crane Game Girls | April 6, 2016 | — | — |
| Crash B-Daman | January 9, 2006 | — | 50 |
| Crash Canyon | May 3, 2011 | Cartoon Network | 26 |
| Crashbox | February 1, 1999 | HBO | 52 |
| Crayon Shin-chan | April 13, 1992 | TV Asahi Network | 1,230 |
| Crayon Shin-chan Gaiden | August 3, 2016 | — | 52 |
| Cream Lemon | — | — | — |
| Creamy Mami, the Magic Angel | July 1, 1983 | Nippon Television | 52 |
| Creative Galaxy | April 19, 2013 | Amazon Prime Video | 36 |
| Creature Comforts | October 1, 2003 | ITV | 27 |
| Creature Commandos | December 5, 2024 | HBO Max | 7 |
| Creepschool | March 13, 2004 | France 3 | 26 |
| Creepy Crawlers | October 4, 1994 | Channel 4, Italia 1, Canale 5, M6, The Children's Channel | 22 |
| Crest of the Stars | January 1999 | — | 13 |
| CricketPang | — | Munhwa Broadcasting Corporation | — |
| Crisis Jung | 2018 | — | 10 |
| Cro | September 18, 1993 | American Broadcasting Company | 20 |
| Crocadoo | May 31, 1996 | Nine Network | 52 |
| Croisée in a Foreign Labyrinth | July 4, 2011 | — | 12 |
| Croket! | April 7, 2003 | TV Tokyo | 104 |
| Cromartie High School | October 2, 2003 | TV Tokyo | 26 |
| Cross Ange | October 5, 2014 | — | 25 |
| Cross Game | April 5, 2009 | TV Tokyo | 50 |
| Crossing Swords | June 12, 2020 | Hulu | 20 |
| Crossing Time | April 10, 2018 | — | 12 |
| Crusader Rabbit | August 1, 1950 | Broadcast syndication | 455 |
| Crush Gear Nitro | October 7, 2001 | — | — |
| Crush Gear Turbo | October 7, 2001 | Animax | 68 |
| Crying Freeman | November 25, 1988 | — | 6 |
| Cubix | August 11, 2001 | Seoul Broadcasting System | 26 |
| CUE! | January 8, 2022 | — | 24 |
| Cultural Exchange With a Game Centre Girl | July 6, 2025 | — | 12 |
| Cupcake & Dino: General Services | July 27, 2018 | Netflix | 26 |
| Cupid's Chocolates | — | Tencent Video | 30 |
| Cupido | September 14, 1991 | France 2 | 24 |
| Curious George | September 4, 2006 | PBS Kids, Peacock | 198 |
| Curious George | — | — | — |
| Curry no Kuni no Coburoux | September 20, 2004 | Kids Station | 13 |
| Curucuru and Friends | November 24, 2006 | — | 39 |