In series
- Little Miss Brilliant: Both share their French surnames.
- Mr. Bump: Both are blue.
- Little Miss Whoops: Both are blue.
- Mr. Busy: Both are blue and wear similar hats.
- Mr. Tall: Both are blue.
- Little Miss Somersault: Both are blue.
- Mr. Perfect: Both are blue.
Out of series
- Rainbow Dash (My Little Pony, both are blue, and can do cool things)
- Brum (Namesake series, both are cool)
- Flain (Mixels, both are cool),
- Pizza Steve (Uncle Grandpa, both are cool and triangle-shaped),
- Jazz (Transformers, both are cool),
- Iron Man and Spider-Man (Marvel, all three are cool),
- Hoots the Owl (Sesame Street, both are cool),
- Brad Rad (Bob the Builder: Ready, Steady, Build, both are cool),
- Dodger (Oliver and Company, both are cool),
- Lucius Best/Fronze (The Incredibles, both are cool and wear blue),
- Woody the Amazing Skateboarding Pencil (Learning Ladder CD Rom Series, both are cool),
- Funky Kong (Donkey Kong Country, both are cool),
- Mega Man (Capcom, both wear blue and are cool),
- Quico (El Chavo, both are cool and wear hats with blue),
- Gerald Johansson (Hey Arnold!, both are cool),
- Keroro (Sgt Frog, both are cool),
- Nick (Jimmy Neutron, both are cool),
- Justin (Total Drama series, both are cool),
- Lightning Mcqueen (Cars, both are cool),
- Ken Masters (Street Fighter, both are cool),
- Koala Huggable (The Huggables, both are blue and cool),
- Mocha (Until We Hug Again, both are cool),
- Vicks The Gator (Tummy Stuffers, both are cool)
- Sonic the Hedgehog (Namesake series, both are blue and cool)
- Raven (Teen Titans, both are blue and cool),
- Captain Falcon (F-Zero, both are cool and wear blue)
- Jon (Wayside, both are cool)
- Ice Man (Mega Man, both wear blue and are cool)
- Snap (Timbuctoo, both can make things happen by snapping their fingers)
- Croak (Timbuctoo, both are cool)
- Wayne Parker (Molly and the Skywalkerz, both are cool)
- Masami (The Amazing World Of Gumball, both popular and cool)
- Yingying (Beijing 2008, both are cool)
- Rock and Spud (The Ridonculous Race, all three are cool)
- Kris, Io and Nix (Jewelpet, all four are cool)
- Luna Loud (The Loud House, both are cool)
- Sam Sharp (The Loud House, both are cool)
- Yamato "Matt" Ishida (Digimon, both are cool and both have something that's blue; Matt has blue eyes and jeans and Mr. Cool has a blue top hat and is also blue)
- Batman (DC Comics, both are cool and have blue)
- Fifi La Fume (Tiny Toon Adventures, both are cool)
- Uncle Chuck (Sonic the Hedgehog, both are blue and cool)
- Jeremy Johnson (Phineas and Ferb, both are cool)
- Floyd Pepper (The Muppets, both are hipsters)
- Clover (Sofia the First, both are cool)
- Uncle Gizmo and Chunk Squarey (Rolie Polie Olie, all three are cool)
- Harvey the Mailman (Hey Arnold, both are cool)
- PC Popple (Popples, both are cool, blue and can make things happen by snapping their fingers)
- Kid Cobra (ARMS, both are cool)
- Pen (Battle For Dream Island, both have something blue on the heads and are cool)
- Pencil and Match (Battle For Dream Island, all three are cool)
- Slick (Oddbods, both are cool)
- Gaty (Battle For BFDI, both can be cool)
- Dante (Devil May Cry, both are cool)
- Cloud Strife (Final Fantasy VII, both are cool)
- Lee/Numbuh 84 (Codename Kids Next Door, both wear blue and are cool)
- Thomas (The Railway Series, both are blue and cool)
- Ralphie Tennelli (The Magic School Bus, both wear blue and are cool)
- The Archies (Archie series, all 6 of them wear blue and are cool)
- Danny Fenton/Phantom (Danny Phantom, both of them wear blue and are cool)
- Sam Manson (Danny Phantom, both of them wear blue and are cool)
- Kool Aid Man (Kool Aid, both are cool and have "cool" in their names but with a "K")
- Mac Tonight (McDonalds, both are cool)
- Ren Amamiya/Joker (Persona 5, both are cool)
- Dumban (Xenoblade Chronicles, both are cool)
- Zeke (Xenoblade Chronicles 2, both are cool)
- Eddy (Ed, Edd n Eddy, both are cool)
- Bill Cipher (Gravity Falls, both are triangle shaped)