Stefano Caselli (born February 21, 1978) is an Italian comic book artist best known for his work on the Marvel Comics title Avengers: The Initiative, the mini-series Civil War: Young Avengers/Runaways and Secret Warriors. He was one of the pencillers of The Amazing Spider-Man, starting with issue #651, and now he is working on Avengers, starting with issue #14 of August 2013.