| Total Drama Island | July 8, 2007 | Cartoon Network | 27 |
| Total Drama Presents: The Ridonculous Race | September 7, 2015 | Cartoon Network, Cartoon Network | 26 |
| Total DramaRama | September 1, 2018 | Cartoon Network, Pop Max | 152 |
| Totally Spies! | November 3, 2001 | TF1, Freeform, Gulli, Télétoon, Cartoon Network, Cartoon Network | 208 |
| Totally Tooned In | December 4, 1999 | — | 65 |
| Toto Trouble | — | — | — |
| Totsugeki! Pappara-tai | October 3, 1998 | TV Tokyo | 25 |
| Tottemo! Luckyman | April 6, 1994 | TV Tokyo | 50 |
| Tottie: The Story of a Doll's House | — | — | 10 |
| Touch | March 24, 1985 | Fuji Television | 101 |
| Touché Turtle and Dum Dum | September 3, 1962 | Broadcast syndication | 52 |
| Tougen Anki | July 11, 2025 | — | — |
| Touken Ranbu: Hanamaru | October 3, 2016 | — | 24 |
| Touring After the Apocalypse | October 4, 2025 | — | 12 |
| Towa no Quon | — | — | — |
| Toward the Terra | April 7, 2007 | — | 24 |
| Tower of God | April 2, 2020 | — | 39 |
| Toxic Crusaders | 1990 | Fox Broadcasting Company | 13 |
| Traces | — | PTS Channel | 13 |
| Tracey McBean | February 18, 2002 | ABC Kids | 78 |
| Track Rats | June 14, 2010 | Cartoon Network | — |
| Tractor Tom | February 9, 2002 | CITV | 52 |
| Trailer Metal | — | — | — |
| Trailer Park Boys: The Animated Series | March 31, 2019 | Netflix | 10 |
| Train to the End of the World | April 1, 2024 | — | 12 |
| Trains: The Animated Series | October 22, 2012 | — | 130 |
| Transcend Evolution | — | — | — |
| Transformers 2010 | — | — | — |
| Transformers: Animated | December 26, 2007 | Cartoon Network | 42 |
| Transformers: Armada | August 23, 2002 | TX Network | 52 |
| Transformers: BotBots | March 25, 2022 | Netflix | 10 |
| Transformers: Cybertron | July 2, 2005 | Cartoon Network, TV Aichi | 52 |
| Transformers: Cyberverse | September 1, 2018 | Cartoon Network | 62 |
| Transformers: EarthSpark | November 11, 2022 | Nickelodeon, Paramount+ | 10 |
| Transformers: Energon | January 31, 2004 | TV Tokyo | 52 |
| Transformers: Generation 2 | 1993 | — | 52 |
| Transformers: Prime | November 26, 2010 | Discovery Family | — |
| Transformers: Rescue Bots | December 17, 2011 | Discovery Family | 104 |
| Transformers: Rescue Bots Academy | December 8, 2018 | — | — |
| Transformers: Robots in Disguise | April 5, 2000 | TV Tokyo | 39 |
| Transformers: Robots in Disguise | February 9, 2015 | Cartoon Network | 71 |
| Transformers: Super-God Masterforce | April 12, 1988 | Nippon Television | 42 |
| Transformers: The Headmasters | July 3, 1987 | — | 35 |
| Transformers: Victory | March 14, 1989 | Nippon Television | 32 |
| Transformers: War for Cybertron Trilogy | July 30, 2020 | Netflix | 18 |
| Trapp Family Story | January 13, 1991 | — | 40 |
| Trapped in a Dating Sim: The World of Otome Games is Tough for Mobs | April 3, 2022 | — | 12 |
| Trash Truck | November 10, 2020 | Netflix | 28 |
| Traçando Arte | December 5, 2009 | TV Cultura, TV Rá-Tim-Bum | 39 |
| Treasure | September 13, 2000 | — | — |
| Treasure Island | October 8, 1978 | Nippon Television Network System | 26 |
| Tremenda Opción del Sábado | March 4, 2000 | Telemundo, Telemicro, Televisión Nacional de Chile, Chilevisión, Univision, Galavisión, UniMás, Antena 7, Mega TV, HITD-TV, Distrito Comedia, Corporación Estatal de Radio y Televisión+3 | — |
| Trese | June 11, 2021 | — | 6 |
| Triage X | April 8, 2015 | — | 10 |
| Triangle Heart: Sazanami Joshiryō | August 28, 2000 | — | 5 |
| Triangle Heart: Sweet Songs Forever | July 24, 2003 | — | 4 |
| Tribe Cool Crew | September 28, 2014 | — | 50 |
| Tribe Nine | January 10, 2022 | — | 12 |
| Trickster | October 4, 2016 | — | 24 |
| Trigun | April 1, 1998 | TV Tokyo | 26 |