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. A fair number of these can be hard to find, and some of the others are only available digitally. Religious/Christian content can be found in some of the books outside of the religious section. There are no books that bash the Harry Potter Series in this list, but they are out there.

Essays and Literary Critiques
These include book analysis, studies, theories, philosophy, essay compilations, and literary criticisms.
 * 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 Seeker's Guide to Harry Potter by Geo Trevarthen, published by O Books
 * The End of Harry Potter? An Unauthorized Guide to the Mysteries that Remain by David Langford
 * The Wisdom of Harry Potter: What Our Favorite Hero Teaches Us About Moral Choices by Edmund M. Kern
 * Harry Potter and Philosophy: If Aristotle Ran Hogwarts by David Baggett
 * The Ultimate Harry Potter and Philosophy: Hogwarts for Muggles (The Blackwell Philosophy and Pop Culture Series) by William Irwin
 * Critical Perspectives on Harry Potter by Elizabeth E. Heilman
 * Values of Harry Potter: Lessons for Muggles by Ari Armstrong
 * Bring forth the best robes by Logospilgrim
 * Does Harry Potter Tickle Sleeping Dragons? by Nancy Solon Villaluz
 * Harry Potter & Imagination: The Way Between Two Worlds by Travis Prinzi
 * Repotting Harry Potter: A Professor's Book-by-Book Guide for the Serious Re-Reader by James W. Thomas
 * Reading Harry Potter: Critical Essays (Contributions to the Study of Popular Culture) by Giselle Liza Anatol
 * Reading Harry Potter Again: New Critical Essays by Giselle Liza Anatol
 * Hog's Head Conversations: Essays on Harry Potter, Volume 1 by Travis Prinzi
 * The flawed master: lessons Professor Snape taught me by Logospilgrim
 * Destiny Unfulfilled: A Critique of the Harry Potter Series by Jim Adam
 * Unlocking Harry Potter: Five Keys for the Serious Reader by John Granger
 * Harry Potter Smart Talk by John Granger
 * Rowling Revisited: Return Trips to Harry, Fantastic Beasts, Quidditch, & Beedle the Bard by James W. Thomas
 * Who Killed Albus Dumbledore?: What Really Happened in Harry Potter and the Half-Blood Prince? Six Expert Harry Potter Detectives Examine the Evidence. by Joyce Odel
 * The Great Snape Debate: The Case for Snape's Guilt/The Case of the Snape's Innocence by Amy Berner
 * Mapping the World of Harry Potter by Mercedes Lackey
 * Females and Harry Potter: Not All That Empowering (Reverberations: Contemporary Curriculum and Pedagogy) by Ruthann Mayes-Elma
 * Harry Potter and History (Wiley Pop Culture and History Series) by Nancy Reagin
 * Re-Reading Harry Potter by Suman Gupta
 * The Riddles of Harry Potter: Secret Passages and Interpretive Quests by Shira Wolosky
 * Harry Potter For Nerds: Essays for Fans, Academics, and Lit Geeks by Travis Prinzi
 * The Power of Women in Harry Potter by Mary Asher
 * Heroism in the Harry Potter Series (Ashgate Studies in Childhood, 1700 to the Present) by Katrin Berndt and Lena Steveker
 * The Order of Harry Potter: Literary Skill in the Hogwarts Epic by Colin Manlove
 * The Subversive Harry Potter: Adolescent Rebellion and Containment in the J.K. Rowling Novels by Vandana Saxena
 * The Definitive Harry Potter Guide Book Series: Book 1: The Philosopher's Stone by Marie Lesoway
 * The Definitive Harry Potter Guide Book Series: Book 2: The Chamber of Secrets by Marie Lesoway
 * The Definitive Harry Potter Guide Book Series: Book 3: The Prisoner of Azkaban by Marie Lesoway
 * The Definitive Harry Potter Guide Book Series: Book 4: The Goblet of Fire by Marie Lesoway

Guides, Folklore, Mythology
Guides and facts based in the book series. Includes encyclopedic books.
 * The Complete Idiot's Guide to the World of Harry Potter  by Tere Stouffer
 * The Hidden Myths in Harry Potter: Spellbinding Map and Book of Secrets by David Colbert
 * Fact, Fiction, and Folklore in Harry Potter's World: An Unofficial Guide by George Beahm
 * The Lexicon: An Unauthorized Guide to Harry Potter Fiction by Steve Vander Ark
 * The Magical Worlds of Harry Potter by David Colbert
 * The Potter Pensieve: Trivial Delights from the World of Harry Potter by Karen Farrington and Lewis Constable
 * A Sorcerer's Companion: A Guide to the Magical World of Harry Potter by Allan Zola Kronzek & Elizabeth Kronzek
 * Field Guide to Harry Potter by Colin Duriez
 * The Deathly Hallows Lectures: The Hogwarts Professor Explains the Final Harry Potter Adventure by John Granger
 * Harry Potter's Bookshelf: The Great Books behind the Hogwarts Adventures by John Granger
 * Character Education: The Legacy of the Harry Potter Novels. A Critical Review and Guide to Character Education for Parents and Educators by Stefan Neilson
 * The Reader's Guide to Harry Potter and the Philosopher's Stone (The Harry Potter Lexicon Reader's Guide Series) by Steve Vander Ark
 * The Art of Quidditch by Ellen Marie

Franchise and Fandom
Books based on the sucess of the actual series, franchise, and fandom.
 * Muggles and Magic: An Unofficial Guide to J.k. Rowling and the Harry Potter Phenomenon by George W. Beahm
 * Harry, A History: The True Story of a Boy Wizard, His Fans, and Life Inside the Harry Potter Phenomenon by Melissa Anelli
 * Azkatraz 2009: Inside the Cell by Erin A. Pyne
 * GradeSaver (TM) ClassicNotes: Harry Potter and the Philosopher's Stone by Caitlin Vincent
 * The Ultimate Unofficial Guide to The Harry Potter Fandom by Erin A. Pyne
 * The Hidden Key to Harry Potter: Understanding the Meaning, Genius, and Popularity of Joanne Rowling's Harry Potter Novels by John Granger
 * The Making of the Potterverse: A Month-By-Month Look at Harry's First 10 Years by Scott Thomas
 * The Harry Potter Series by J.K. Rowling: A breakdown of how it all happened. by Marcellus Harriets
 * Children's Authors and the Works Their Books Inspired: J.K. Rowling by London Grace
 * Kids' Letters to Harry Potter From Around The World by Bill Adler
 * Kids' Letters to Harry Potter: An Unauthorized Collection by Bill Adler
 * Dear Mr. Potter compiled and edited by Lily Zalon
 * Diary of a Harry Potter Addict by Darby Romeo and Kerin Morataya
 * Harry Potter On Location (Standard Edition) by J. P. Sperati
 * Harry Potter Places Book One - London and London Side-Along Apparations by Charly D. Miller
 * Harry Potter Places Book Two - OWLs: Oxford Wizarding Locations by Charly D. Miller

Trivia, Fun, Cooking, and Crafts

 * Harry Pottiness: A Totally Unofficial Book of Muggle Fun by Richard Dungworth
 * The Book of Harry Potter Trifles, Trivias, and Particularities by Racheline Maltese
 * The Unofficial Harry Potter Cookbook: From Cauldron Cakes to Knickerbocker Glory - More Than 150 Magical Recipes for Muggles and Wizards by Dinah Bucholz
 * The Unofficial Harry Potter Cookbook: From Cauldron Cakes to Butterbeer & Beyond by Gina Meyers
 * Unofficial Harry Potter Cookbook: From Muggles to Magic by Gina Meyers
 * The Unofficial Harry Potter Party Book: From Monster Books to Potions Class!: Crafts, Games, and Treats for the Ultimate Harry Potter Party by Jessica Fox
 * Charmed Knits: Projects for Fans of Harry Potter by Alison Hansel

Guides to Merchindise and Collectibles

 * Harry Potter Collector's Value Guide (Collector's Value Guides) by CheckerBee Publishing
 * Harry Potter Collector's Handbook by William Silvester
 * The Unofficial Guide to Harry Potter Collectibles by Kathy J. Wells

Science

 * The Science of Harry Potter: How Magic Really Works by Roger Highfield

Leadership and Business

 * If Harry Potter Ran General Electric: Leadership Wisdom from the World of the Wizards by Tom Morris
 * Harry Potter: The Story of a Global Business Phenomenon by Susan Gunelius

Vocabulary

 * The Unofficial Harry Potter Vocabulary Builder: Learn the 3,000 Hardest Words from All Seven Books and Enjoy the Series More by Sayre Van Young

Religion

 * Harry Potter Sermons: Biblical Truths Illustrated By The Harry Potter Series by Rev. John Zingaro
 * The Lord of the Hallows: Christian Symbolism and Themes in J.K. Rowling's Harry Potter by Denise Roper
 * Looking for God in Harry Potter by John Granger
 * How Harry Cast His Spell: The Meaning Behind the Mania for J. K. Rowling's Bestselling Books by John Granger
 * The Gospel According to Harry Potter: The Spiritual Journey of the World's Greatest Seeker (Gospel According to) by C. W. Neal
 * Jesus Potter Harry Christ: The Fascinating Parallels Between Two of the World's Most Popular Literary Characters by Derek Murphy
 * Harry Potter: A Christian Chronicle by Sonia Ray
 * Morality for Muggles: Ethics in the Bible and the World of Harry Potter by Moshe Rosenberg
 * The Harry Potter Bible Study: Enjoying God Through the Final Four Harry Potter Movies by Jared Moore
 * Harry Potter: A Christian Chronicle by Sonia Falaschi-ray
 * Seven Years at Hogwarts: A Christian's Conversion to Harry Potter by Jacob Schriftman
 * One Fine Potion: The Literary Magic of Harry Potter by Greg Garrett
 * God and Harry Potter at Yale: Teaching Faith and Fantasy Fiction In An Ivy League Classroom by Danielle Elizabeth Tumminio

Mental Health and Psychology

 * The Children Who Lived: Using Harry Potter and Other Fictional Characters to Help Grieving Children and Adolescents by Kathryn A. Markell
 * The Psychology of Harry Potter: An Unauthorized Examination of the Boy Who Lived (Psychology of Popular Culture series) by Neil Mulholland PhD

Law

 * The Law and Harry Potter by Jeffrey E. Thomas
 * Law Made Fun Through Harry Potter's Adventures: 99 Lessons in Law from the Wizarding World for Fans of All Ages by Karen Morris Esq.
 * Harry Potter and the Order of the Court: The J.K. Rowling Copyright Case and the Question of Fair Use by Robert S. Want

Politics

 * The Politics of Harry Potter by Bethany Barratt
 * Harry Potter and International Relations by Iver B. Neumann
 * Political Issues in J. K. Rowling's Harry Potter Series (Social Issues in Literature) by Dedria Bryfonski

J. K. Rowling

 * J. K. Rowling (Biography (a & E)) by Colleen A. Sexton
 * J. K. Rowling: A Biography (Unauthorized Edition) by Connie Ann Kirk
 * J. K. Rowling, Updated 2007: The Wizard Behind Harry Potter by Marc Shapiro
 * J.K. Rowling A Biography by Sean Smith
 * Conversations with J.K. Rowling by Lindsey Fraser
 * J.K. Rowling (Blue Banner Biographies) by Ann Gaines
 * Female Force: J.K. Rowling by Adam Gragg and Matt Flyer
 * J.K. Rowling (Inspirations) by Lindsey Fraser
 * Who is J.K. Rowling by Joseph Meyer
 * J.K. Rowling: Extraordinary Author (Essential Lives) by Victoria Peterson-hilleque
 * Mythmaker: The Story of J.K. Rowling (Who Wrote That?) by Amy Sickels and Kyle Zimmer
 * J.K. Rowling Biography: Harry Potter's Mother by KANG NI ?AN ?KE KE
 * J.K. Rowling (Ferguson Career Biographies) by Joanne Mattern
 * J.K. Rowling: Banned, Challenged, and Censored (Authors of Banned Books) by Joan Vos MacDonald
 * J.K. Rowling (Library of Author Biographies) by William Compson
 * J.K. Rowling (First Biographies) by Sarah Tieck
 * J.K. Rowling: Author of Harry Potter (People to Know Today) by Karen Leigh Harmin
 * J.K. Rowling (Trailblazers of the Modern World) by Joan Price
 * J.K. Rowling 2006 (People in the News) by Bradley Steffens
 * J.K. Rowling (Children's Authors) by Cari Meister
 * J.K. Rowling (SparkNotes Library of Great Authors) by SparkNotes Editors
 * J.K. Rowling: A WikiFocus Book (WikiFocus Book Series) by George Andersen
 * Meet J.K. Rowling (Tony Stead Nonfiction Independent Reading Collections) by S. Ward
 * Inventors and Creators - J.K. Rowling by Stuart Kallen
 * J.K. Rowling (Welcome Books: Real People) by Mary Hill
 * J.K. Rowling (All About) by Shaun McCarthy
 * J.K. Rowling (My Favorite Writer) by Bryan Pezzi
 * J.K. Rowling: Creator of Harry Potter (Famous Lives) by Cath Senker
 * J.K. Rowling (Domine Biography Series) by Pearson Education
 * J.K. Rowling by Marc Shapiro

Foreign Language

 * La Guia Secreta de Harry Potter by Pablo C. Reyna
 * Los mundos magicos de Harry Potter by David Colbert