Ten characters named once in the Harry Potter books and never referenced again:
- Humphrey Belcher (Half-Blood Prince)
- Benjy Fenwick (Order of the Phoenix)
- Arsenius Jigger (Philosopher's Stone/Sorceror's Stone)
- Natalie McDonald (Goblet of Fire)
- Davey Gudgeon (Prisoner of Azkaban)
- Agatha Timms (Goblet of Fire)
- Warty Harris (Order of the Phoenix)
- Gilbert Wimple (Goblet of Fire)
- Dirk Cresswell (Half-Blood Prince)
- Mosag (Chamber of Secrets)
Today's list was requested by dinah_boo, possibly as a favor to her human,
jenelope. By the way, Ms. Boo, your other request is all but identical to one I posted on July 13 of this year, so I will merely refer you to that one instead of creating a new one.