| The Hanna-Barbera New Cartoon Series | September 3, 1962 | Broadcast syndication | 52 |
| The Happets | 2010 | — | 52 |
| The Hardy Boys | September 6, 1969 | American Broadcasting Company | 17 |
| The Haunted House | — | — | — |
| The Haunted House Special: Joseon Exorcism Annals | — | — | — |
| The Head | September 1, 1994 | MTV | 14 |
| The Healer Who Was Banished From His Party, Is, in Fact, the Strongest | October 6, 2024 | — | 12 |
| The Heckle and Jeckle Show | — | — | — |
| The Heike Story | September 16, 2021 | — | 11 |
| The Helpful Fox Senko-san | April 10, 2019 | — | 12 |
| The Herculoids | September 9, 1967 | CBS | 18 |
| The Herlufs | 1996 | — | 26 |
| The Heroes | 2006 | IRIB TV1, IRIB TV2, IRIB Pooya & Nahal | 70 |
| The Heroic Legend of Arslan | October 21, 1993 | — | 4 |
| The Heroic Legend of Arslan | April 5, 2015 | — | 25 |
| The Heroic Legend of Arslan | — | — | — |
| The Heroic Quest of the Valiant Prince Ivandoe | November 20, 2017 | Cartoon Network | 10 |
| The Hidden Dungeon Only I Can Enter | January 9, 2021 | — | 12 |
| The High School Life of a Fudanshi | July 5, 2016 | — | 12 |
| The Hillbilly Bears | October 2, 1965 | NBC | 26 |
| The Hive | September 10, 2010 | — | 152 |
| The Hollow | June 8, 2018 | Netflix | 20 |
| The Holy Grail of Eris | January 8, 2026 | — | 12 |
| The Honor Student at Magic High School | July 3, 2021 | — | — |
| The Hot Rod Dogs and Cool Car Cats | 1995 | ITV | — |
| The Houndcats | September 9, 1972 | NBC | 13 |
| The House Spirit Tatami-chan | April 10, 2020 | — | 12 |
| The Huckleberry Hound Show | September 30, 1958 | Broadcast syndication | 69 |
| The Hydronauts | September 13, 2003 | KiKA, France 5 | 26 |
| The Ice Guy and His Cool Female Colleague | January 4, 2023 | — | 12 |
| The Iceblade Sorcerer Shall Rule the World | January 6, 2023 | — | 12 |
| The Idaten Deities Know Only Peace | July 23, 2021 | — | 11 |
| The Ideal Sponger Life | — | — | — |
| The Idhun Chronicles | September 10, 2020 | Netflix | 10 |
| The Idolmaster | July 8, 2011 | — | 25 |
| The Idolmaster Cinderella Girls | January 10, 2015 | — | 25 |
| The Idolmaster Cinderella Girls Theater | April 4, 2017 | Tokyo MX | 52 |
| The Idolmaster Cinderella Girls U149 | April 6, 2023 | — | 12 |
| The Idolmaster Million Live! | October 8, 2023 | TX Network | 12 |
| The Idolmaster Shiny Colors | April 6, 2024 | — | — |
| The Impossibles | September 10, 1966 | CBS | 18 |
| The Incredible Hulk | September 18, 1982 | NBC | 13 |
| The Incredible Hulk | September 8, 1996 | UPN | 21 |
| The Incredible Hulk | 1966 | — | — |
| The Infinite Quest | April 2, 2007 | BBC One | 13 |
| The Infinitors | — | — | — |
| The Ink and Paint Club | September 22, 1997 | — | 60 |
| The Insensitive Princess | December 21, 1983 | Antenne 2 | 13 |
| The Insipid Prince's Furtive Grab for The Throne | July 6, 2026 | — | 12 |
| The Invisible Man | — | Rai 2 | 26 |
| The Invisible Man and His Soon-to-Be Wife | January 8, 2026 | — | 12 |
| The Irregular at Magic High School | April 6, 2014 | — | 26 |
| The Irresponsible Captain Tylor | January 25, 1993 | TV Tokyo | 36 |
| The Island of Inis Cool | 2003 | TG4 | 26 |
| The Itchy & Scratchy Show | — | — | — |
| The Jaksop Show | April 4, 2008 | — | 187 |
| The Jellies! | October 22, 2017 | Adult Swim | 1 |
| The Jetsons | September 23, 1962 | American Broadcasting Company, Broadcast syndication | 75 |
| The Journey Home | July 8, 2018 | Tokyo MX, KBS 2TV | 26 |
| The Jungle Book | October 18, 2010 | TF1 | 104 |