Sergio Aragonés Domenech (born September 6, 1937,[1] San Mateo, Castellón, Spain) is a cartoonist and writer best known for his contributions to Mad Magazine and creator of the comic book Groo the Wanderer.

Among his peers and fans, Aragonés is widely regarded as "the world's fastest cartoonist." The Comics Journal has described Aragonés as "one of the most prolific and brilliant cartoonists of his generation." Mad editor Al Feldstein said, "He could have drawn the whole magazine if we'd let him."

Born in Spain, Aragonés emigrated with his family to France, due to the Spanish Civil War, before settling in Mexico at age 6. Aragonés had a passion for art since early childhood. As one anecdote goes, Aragonés ...