| Dig and Dug | — | — | 16 |
| Digby Dragon | July 4, 2016 | — | 26 |
| Dino Babies | September 28, 1994 | BBC One | 26 |
| Doctor Snuggles | October 1, 1979 | — | 13 |
| DoDo, The Kid from Outer Space | August 23, 1965 | — | 78 |
| Doris | — | — | — |
| Dork Hunters from Outer Space | August 17, 2008 | — | 36 |
| Dr. Zitbag's Transylvania Pet Shop | June 20, 1994 | TF1 | 65 |
| Duck and Frog | February 16, 2026 | — | 25 |
| Dude, That's My Ghost! | February 2, 2013 | Disney XD | 52 |
| Dylan's Playtime Adventures | — | Canadian Broadcasting Corporation | 52 |
| Edward and Friends | June 19, 1987 | BBC Two | 20 |
| Eliot Kid | March 3, 2008 | CBBC, BBC Children's and Education | 52 |
| Elliott from Earth | March 6, 2021 | Cartoon Network | 16 |
| Emily | 1979 | Antenne 2 | 49 |
| Engie Benjy | September 4, 2002 | CITV | 52 |
| Ethelbert the Tiger | 2005 | CBeebies | 52 |
| Famous 5: On the Case | April 5, 2008 | France 3 | 43 |
| Fantastic Max | September 11, 1988 | Broadcast syndication | 26 |
| Fat Dog Mendoza | 1998 | Cartoon Network | 26 |
| Ferdy the Ant | 1984 | Minimax | 52 |
| Fetch The Vet | September 18, 2000 | CITV | 26 |
| Fifi and the Flowertots | May 2, 2005 | Channel 5, Nick Jr. Channel | 117 |
| Finley the Fire Engine | July 23, 2007 | — | — |
| Fireman Sam | November 17, 1987 | Cartoonito, S4C, Channel 5, ANS TV | 304 |
| Florrie's Dragons | September 7, 2010 | Disney Jr. | 52 |
| Fourways Farm | 1993 | Channel 4 | 25 |
| Foxbusters | September 9, 1999 | ITV | 26 |
| Frankenstein's Cat | October 31, 2007 | France 3 | 30 |
| Freefonix | January 4, 2008 | BBC Children's and Education | 40 |
| Full English | November 12, 2012 | Channel 4 | — |
| Fun with Claude | 2008 | Playhouse Disney | 52 |
| Gaspard and Lisa | May 1, 2011 | Universal Kids | 51 |
| Glumpers | — | — | 104 |
| Gran | November 17, 1982 | British Broadcasting Corporation | 13 |
| Grizzly Tales for Gruesome Kids | January 4, 2000 | Nicktoons, ITV | 105 |
| Guess with Jess | November 9, 2009 | CBeebies, TVO Media Education Group | 53 |
| Hana's Helpline | June 18, 2007 | Channel 5 | 52 |
| Harry and Toto | — | CBeebies | 26 |
| Henry Hugglemonster | February 8, 2013 | Disney Jr. | 49 |
| Hero: 108 | March 1, 2010 | Cartoon Network | 52 |
| Hey Duggee | December 17, 2014 | CBeebies | 137 |
| Hilda | September 21, 2018 | Netflix | 34 |
| Hilltop Hospital | 1999 | ITV | 52 |
| Horrid Henry | October 31, 2006 | CITV | 208 |
| House of Rock | — | — | — |
| IMP | May 3, 2006 | Cartoon Network | 65 |
| Isadora Moon | November 17, 2023 | Sky Kids | — |
| It's Pony | January 18, 2020 | Nickelodeon, YTV, Nickelodeon | 11 |
| Ivor the Engine | 1959 | ITV | — |
| Iwájú | February 28, 2024 | Disney+ | 6 |
| Jakers! The Adventures of Piggley Winks | September 7, 2003 | PBS, CBeebies, PBS Kids | 52 |
| Jamie and the Magic Torch | 1976 | ITV | 39 |
| Jane | — | — | — |
| Jelly Jamm | September 5, 2011 | Cartoonito, Clan | 78 |
| Jimbo and the Jet Set | January 6, 1986 | BBC One | 25 |
| Jungle Junction | October 5, 2009 | Disney Jr. | 46 |
| Kate & Mim-Mim | September 1, 2014 | CBeebies, BBC Kids, Knowledge Kids | 49 |
| King Arthur's Disasters | April 11, 2005 | CITV | 26 |
| Klump | 2018 | — | — |