is a fictional character in the Power Rangers francise. He is the Blue Ranger in the series Mighty Morphin Power Rangers.
Billy as Blue Mighty Morphin Ranger
Billy as Blue Mighty Morphin Ninja Ranger
Billy as Mighty Morphin Blue Ranger with Metallic Armor
Billy as the Blue Squadron Ranger
Kimberly, Zack, Jason, Billy, and Trini joining up with the Megaforce Rangers in the Legendary Battle