Many books have been written about twins, covering a wide variety of topics ranging from parenting twins, twin pregnancy, true stories about twins, psychology of twins and more! Twins are the main characters in some popular works of fiction. There are lots of books about twins written specifically for children.

Below is a list of books about twins that may be of interest to members of the Twin Registry. Listing these books here does not imply recommendation or endorsement by the Washington State Twin Registry.