Garfield,
Garfield
goofy
George of the JungleGeorge of the Jungle
Naruto
Goofy, a classic Disney Character George Jetson (The Jetson's)
Gromit (Wallace and Gromit)
Underdog is a cartoon character.
You could use Ninja Turtles for cartoon characters. They begin with the letter N.
George Jetson George Jetson
Alvin from Alvin and the Chipmunks Also, Arthur Read.
Numinor was a cartoon character in the 1981 animated TV series Ulysses 31
Fred Flintstone, Fat Albert and Felix the Cat are cartoon characters. They begin with the letter f.