The Adventures of Super Diaper Baby

The Adventures of
Super Diaper Baby
Book cover
AuthorDav Pilkey (credited as George Beard)
IllustratorDav Pilkey (credited as Harold Hutchins)
LanguageEnglish
SeriesCaptain Underpants series
GenreChildren's literature
PublisherBlue Sky (US)
Scholastic (US)
Publication date
February 5, 2002
Publication placeUnited States
Media typePrint (Paperback)
Pages128 (Paperback)
144 (Hardcover)
ISBN9780545385794
Followed bySuper Diaper Baby 2: The Invasion of the Potty Snatchers 

The Adventures of Super Diaper Baby is a 2002 children's graphic novel by American author Dav Pilkey, credited on the cover as in-universe authors George Beard and Harold Hutchins. The book is a spin-off of Pilkey's Captain Underpants series. It follows a baby named Billy who gains superpowers shortly after birth. Billy teams up with a super-powered dog, Diaper Dog, to fight Diaper Dog's former master, a sentient piece of feces named Deputy Dangerous.