Finn (also known as Finn the Human and born as Finn Mertens) is a fictional character and the main protagonist of which American animated television series on the Cartoon Network, and an animated short created by Pendleton Ward? 
Finn the Human: Finn (also known as Finn the Human and born as Finn Mertens) is a fictional character and the main protagonist of the American animated television series "Adventure Time" created by Pendleton Ward.
i don't know