Dr. Xargle /ˈzɑːrɡəl/ is a series of children's picture books written by Jeanne Willis and illustrated by Tony Ross; the original six books were published by Andersen Press from 1988 to 1993.

It features an alien perspective on human civilization, especially the life of British children and their families.

Alternatively, Dr. Xargle is the main character, an alien who studies Earth and teaches schoolchildren about it.

Finally, Dr. Xargle is a 1997 British television series based on the original books.

The original series was published in British paperback editions by Red Fox (Random House) within a few years.