Harry Potter is a popular book and film series created by author, JK Rowling. The first book was published in 1997 with the first movie released in 2001. Find preowned Harry Potter clothing on Depop. Shop secondhand clothes for adults and children like nightwear and casual looks. Discover used pieces featuring the crests of the three Hogwarts houses, popular characters, and magic wands. Search for items created in collaboration with brands including Cath Kidston, M&S, New Look and more online.