Well, some popular ones include Kuroko Shirai from 'A Certain Magical Index' with her striking red eyes. Also, Sasuke Uchiha from 'Naruto' has red eyes when he activates his Sharingan. These characters' red eyes often play a significant role in their character development and the story.
There's Cyclops from X-Men. He's a well-known one-eyed cartoon character.
One popular doe eyed cartoon character is Cinderella. Her eyes give her a sweet and innocent look. Another could be Bambi, whose doe eyes make it super cute.
One of the well-known big eyed cartoon characters is Mickey Mouse. His large, expressive eyes have charmed audiences for years. Another is Ariel from The Little Mermaid, whose big eyes add to her charm and innocence.
One popular one-eyed cartoon character is Cyclops from the X-Men franchise. He's known for his powerful optic blasts.
One of the popular ones is 'Tokyo Ghoul' where some characters have red eyes. The story and art style make it a hit. Also, 'Fullmetal Alchemist' has characters with red eyes at times and has a huge fan base.
There's Bender from 'Futurama'. He's a funny and memorable one-eyed robot.
Some well-known blue eyed boy cartoon characters include SpongeBob SquarePants. His wide blue eyes and cheerful personality are memorable. Another is Steven Universe, whose blue eyes add to his charm and kindness in the show.
The red eyes on a cartoon dog might symbolize something evil or dangerous. Or it could just be a unique design choice to make the dog stand out and look more interesting.
A red eyed bunny cartoon might have cute and fluffy appearance. The red eyes could give it a unique and mysterious look.
A red-eyed gecko in a cartoon might be depicted as having a cute and distinctive appearance with big, bright red eyes. It could be shown as agile and perhaps a bit mischievous.