Billy Cranston is the Blue Ranger from the TV series Mighty Morphin' Power Rangers.
- Edward (Thomas the Tank Engine and Friends, both are blue and wise)
- Hercules (TUGS, both are wear glasses)
- Dexter (Dexter's Laboratory)
- Jimmy Neutron (Jimmy Neutron)
- AJ (The Fairly OddParents)
- Pidge (Voltron)
- Justin Stewart (Power Rangers Turbo)
- Ethan James (Power Rangers Dino Thunder)
- Noah Carver (Power Rangers Megaforce/Super Megaforce)
- Professor Utonium (Powerpuff Girls)
- Ned Flanders (The Simpsons)
- Paul Phoenix (Tekken)
- Henry (Digimon)
- Bill (Pokemon)
- Feel free to add here.