Leonardo

 is a fictional mutant reptile superhero and one of the main characters featured in the Teenage Mutant Ninja Turtles multimedia franchise. The character was introduced in the first issue of the original Teenage Mutant Ninja Turtles ongoing comic book series by Mirage Studios. The character has appeared in every iteration of the "Ninja Turtles" franchise, including cartoon programs, live-action films, video games and more. In the original 1987 cartoon series, was voiced by actor Cam Clarke.