Nat Gertler (born April 30, 1965) is an American writer known for his comic books and his books about comics, including two on Charles Schulz's Peanuts.
Gertler is the publisher of About Comics, and founded an annual cartoonists' challenge, 24 Hour Comics Day.
He was nominated for two Eisner Awards.
Gertler made a guest appearance on the comic review show Atop The Fourth Wall as himself.