| Looped | March 2, 2016 | Cartoon Network | 26 |
| Lu & the Bally Bunch | March 17, 2023 | Cartoon Network, CBeebies, CBC Kids, RTÉ KIDSjr, HBO Max, Cartoonito, CBC Gem | 76 |
| Lyla in the Loop | February 5, 2024 | PBS Kids | — |
| Madeline | September 12, 1993 | Freeform, Treehouse TV, ICI Radio-Canada Télé, France 3 | 59 |
| Maggie and the Ferocious Beast | August 26, 2000 | Cartoon Network | 39 |
| Magi-Nation | September 8, 2007 | Rai 1, Rai 2, CBC Television, Rai Gulp, Boing | 52 |
| Make Way for Noddy | September 2, 2002 | PBS, PBS Kids | 100 |
| Martin Mystery | October 1, 2003 | Rai 2, YTV, M6 | 66 |
| Marvin the Tap-Dancing Horse | March 5, 2000 | Cartoon Network, PBS Kids | 26 |
| Matt Hatter Chronicles | October 31, 2011 | CITV | 52 |
| Max & Ruby | May 3, 2002 | Treehouse TV | 130 |
| MaXi | November 4, 2017 | TFO | 26 |
| Mega Babies | October 10, 1999 | Fox Kids | 38 |
| Mega Man: Fully Charged | August 5, 2018 | Cartoon Network, WildBrainTV | 26 |
| Mica | — | France 5 | — |
| Middlemost Post | July 9, 2021 | Nickelodeon | 33 |
| Mike the Knight | September 8, 2011 | Treehouse TV | 128 |
| Minecraft | — | Netflix | — |
| Minecraft Mini-Series | — | — | — |
| Mini-Jon and Mini-Maple | — | Canadian Broadcasting Corporation, ICI Radio-Canada Télé | 104 |
| Molly of Denali | July 15, 2019 | PBS, PBS Kids | 67 |
| Mona the Vampire | September 13, 1999 | YTV | 65 |
| Monster Buster Club | June 2, 2008 | Jetix, Gulli, YTV | 52 |
| Monster Math Squad | May 7, 2012 | CBC Kids | 50 |
| Mouss & Boubidi | June 29, 2009 | ICI Radio-Canada Télé, France 3, France Ô | 52 |
| Mummies Alive! | September 15, 1997 | Broadcast syndication | 42 |
| My Big Big Friend | 2010 | Treehouse TV, Discovery Kids | 52 |
| My Dad the Rock Star | September 1, 2003 | Nickelodeon, Télétoon | 26 |
| My Life Me | September 19, 2010 | — | 52 |
| My Little Pony: Friendship Is Magic | October 10, 2010 | Discovery Family, Hub Network | 222 |
| My Little Pony: Make Your Mark | May 26, 2022 | — | 27 |
| My Pet Monster | September 12, 1987 | American Broadcasting Company | 13 |
| Mythic Warriors | 1998 | Broadcast syndication | 26 |
| Nature Cat | November 25, 2015 | PBS Kids | 91 |
| Nature Heroes | — | — | — |
| Ned's Newt | October 18, 1997 | Cartoon Network | 39 |
| Nelly & Caesar | 2009 | — | 52 |
| Nerds and Monsters | March 12, 2014 | YTV | 40 |
| Night Hood | June 15, 1996 | Canal+ | 26 |
| Ninjago | January 14, 2011 | Nickelodeon, Cartoon Network, Cartoon Network, YTV | 160 |
| Ninjago: Dragons Rising | June 1, 2023 | — | 40 |
| Numb Chucks | January 7, 2014 | YTV | 52 |
| Odd Job Jack | March 5, 2003 | CTV Comedy Channel | 52 |
| Oddballs | October 7, 2022 | Netflix | 20 |
| Oh Yuck! | 2017 | — | — |
| Ollie's Pack | April 6, 2020 | Nickelodeon | 27 |
| Open Season: Call of Nature | November 3, 2023 | Family Channel | — |
| Ormhildur the Brave | January 3, 2026 | RÚV | 26 |
| Packages from Planet X | July 13, 2013 | Disney XD | 26 |
| Papa Beaver's Storytime | 1993 | France 3 | 156 |
| Patrol 03 | December 5, 1997 | RTL Zwei, Télétoon, France 3 | 26 |
| Paw Patrol | August 12, 2013 | Nickelodeon | 254 |
| Pearlie | September 19, 2009 | Network 10, YTV | 26 |
| Pecola | September 3, 2001 | Cartoon Network | 26 |
| Peep and the Big Wide World | April 12, 2004 | TLC, Discovery Kids, TVOKids, PBS Kids | 55 |
| Peg + Cat | October 7, 2013 | PBS, PBS Kids | 63 |
| Pelswick | October 2, 2000 | CBC Television | 26 |
| Phoebe & Jay | February 2, 2026 | PBS Kids | 10 |
| Pig City | April 16, 2002 | Fox Kids, Cartoon Network | 39 |
| Pikwik Pack | November 7, 2020 | Disney Jr. | 52 |