Nicolas Cantu (born September 8, 2003) is a young actor and YouTuber who is known for his Junky Janker YouTube channel. He also had voice acting roles for shows such as Lego Star Wars: The Freemaker Adventures, Future-Worm!, Sofia the First and The Amazing World of Gumball.
On Nickelodeon, he provided the voice of Curly in Hey Arnold!: The Jungle Movie, and Leonardo in Teenage Mutant Ninja Turtles: Mutant Mayhem and reprised his role in Tales of the Teenage Mutant Ninja Turtles.