Leonardo, commonly nicknamed Leo, is a superhero appearing in Teenage Mutant Ninja Turtles comics and related media, and created by American comic book artists Kevin Eastman and Peter Laird. He is one of the four central characters of the franchise, along with his brothers, Donatello, Raphael, and Michelangelo.

Leonardo, often referred to as Leo, is one of the main protagonists of the 2012-2017 television series and the leader of the Ninja Turtles. He is also the oldest of the four brothers, who all share a home in the underground sewers of Manhattan, New York City.

Leonardo - named in honor of the great artist of the Renaissance Leonardo da Vinci - is typically the most senior of the Ninja Turtles and typically presented as their leader due to his commanding personality and his serious and mature nature throughout the franchise.

Leonardo or Leo is one of the four main protagonists in Teenage Mutant Ninja Turtles and a member of the TMNT. He is the Karai's younger adoptive brother, and older brother of Raphael, Donatello, and Michelangelo, and the eldest Male child to Master Splinter.

Leonardo is one of the main protagonists of the 2003 TV series. He is the leader of the Ninja Turtles. He is the most mature and responsible of the four brothers, and takes honor and responsibility as his priority. Leonardo appears to be a normal, healthy teenage mutant turtle. He …

Leonardo is the leader and the oldest of the ninja turtle team. He lives with his brothers, Donatello, Raphael, and Michelangelo in a lair in The Sewers of New York City. Leonardo's sensei, Splinter has been training the turtes and Leonardo for fifteen years.

Leonardo of the Teenage Mutant Ninja Turtles is certainly one of them. He constantly strives to be morally upstanding, obedient, and righteous, which certainly gets on his brothers’ nerves from time to time (especially Raphael).

Leonardo (or Leo for short) is the main protagonist of Teenage Mutant Ninja Turtles. Named after Leonardo da Vinci, he is almost always depicted as the leader of the four turtles and the most disciplined. Sometimes, Leo can get impatient since he …

Leonardo is one of the main protagonists of the series. He is the oldest of the turtles, and is their leader. His weapon of choice is the katana blades. Out of all his brothers, Leo is shown with having the most fighting skill. He also has an obsession toward his favorite show, Space Heroes, his favorite character being Captain Ryan.

Leonardo, also known as Leo, is one of the two deuteragonists (alongside Raphael) of the Paramount Teenage Mutant Ninja Turtles franchise. He is one of the Ninja Turtles. As the oldest, most cautious, and wisest of his brothers, he is a mutant turtle that wears a blue bandanna and uses Katana Swords as his signature weapons.