One fun Harry Potter trivia question is, "Who was Harry's third-year Defense of the Dark Arts teacher?" A question that refers to the Harry Potter book series is: "Which Quidditch team poster did Ron have in his room?" Ask "Who was the director of Harry Potter and the Chamber of Secrets?" to test someone's knowledge of the films. Most trivia questions apply to both, including, "What secret name do Harry, Ron, and Hermione use to refer to Sirius Black?"
Questions that reference the wizarding world include, "Which spell did Hermione use to lift a feather in the first book?" Or, "What is the name of the spell that connected the wands of Voldemort and Harry Potter and caused apparitions of Harry's parents to appear?" Harry Potter movie questions about actors include, "Who played the part of Dumbledore for the film 'Harry Potter and the Chamber of Secrets'?" Or, "What is the name of the actor who played the role of Sirius Black?"
Other random trivia questions include, "What is the name of the attractive barmaid and owner of the Three Broomsticks?", "What is the incantation for the Shield Charm?" or, "Who did Harry Potter marry and have children with at the end of the series?"