Maggie Simpson is the baby of The Simpsons family from the show of the same name.
- Lady (Thomas the Tank Engine and Friends)
- Dorothy Dory (Theodore Tugboat)
- Piper (Chuggington)
- Cream the Rabbit or Blaze the Cat (Sonic the Hedgehog)
- Sweetie Bird (Tiny Toon Adventures)
- Mindy (Animaniacs, both their name starts with 'M')
- Susie Swanson (Family Guy)
- Ottoline Otter (Rupert)
- Kate Read (Arthur)
- Charlie Duncan (Good Luck Charlie)
- Anais Watterson (The Amazing World of Gumball)
- Baby Princess Peach (Super Mario Bros.)
- Togepi (Pokemon)
Counterparts (SpongeBob's New Boat Version)
WARNING: You may add appropriate counterparts. But, do NOT delete any.