Final answer:
Peter Parker, also known as Spider-Man, is the fictional comic-book character who has won a Pulitzer Prize.
Step-by-step explanation:
The fictional comic-book character who has won a Pulitzer Prize is Peter Parker, also known as Spider-Man.
In the comic book storyline, Peter Parker is a freelance photographer for the Daily Bugle. His alter ego, Spider-Man, is often taking photos of himself in action, which he sells to the newspaper. One of his photos depicting himself unmasking as Spider-Man won him a Pulitzer Prize for photojournalism.
This storyline was depicted in the comic book series 'The Amazing Spider-Man' published by Marvel Comics.
Learn more about Pulitzer Prize