Who is deadpool created by Stan lee and in marvel?

Deadpool was not created by Stan Lee. He was created by the artist/writer Rob Liefeld and the writer Fabian Nicieza, and first appeared in _The New Mutants_ #98 (February 1991). Stan Lee is primarily known for co-creating many popular Marvel characters in collaboration with artists such as Jack Kirby, Steve Ditko, Don Heck, John Romita Sr., Bill Everett, Gene Colan, and others.