List of Harry Potter unofficial guidebooks

There have been many unofficial guidebooks written about the world of Harry Potter, its characters, its author, and the series in general.

English language

 * Harry, A History: The True Story of a Boy Wizard, His Fans, and Life Inside the Harry Potter Phenomenon by Melissa Anelli
 * What Will Happen in Harry Potter 7: Who Lives, Who Dies, Who Falls in Love and How Will the Adventure Finally End by Emerson Spartz, Ben Schoen, Andy Gordon, Gretchen Stull and Jamie Lawrence of MuggleNet.com
 * Mugglenet.com's Harry Potter Should Have Died: Controversial Views from the #1 Fan Site by Emerson Spartz and Ben Schoen, published by Ulysses Press
 * The Complete Idiot's Guide to the World of Harry Potter ] by Tere Stouffer, published by Penguin Group
 * The Hidden Myths in Harry Potter: Spellbinding Map and Book of Secrets by David Colbert, published by St. Martin's Press
 * The Lexicon: An Unauthorized Guide to Harry Potter Fiction by Steve Vander Ark, published by RDR Books
 * The Magical Worlds of Harry Potter by David Colbert, published by Penguin Group
 * The Seeker's Guide to Harry Potter by Geo Trevarthen, published by O Books
 * The Potter Pensieve: Trivial Delights from the World of Harry Potter by Karen Farrington and Lewis Constable
 * Harry Pottiness: A Totally Unofficial Book of Muggle Fun by Richard Dungworth
 * A Sorcerer's Companion: A Guide to the Magical World of Harry Potter by Allan Zola Kronzek & Elizabeth Kronzek

Foreign language

 * La Guia Secreta de Harry Potter
 * Los mundos magicos de Harry Potter by David Colbert