J.K. Rowling owns the underlying Harry Potter books and much of the character/creator-side intellectual property, while Warner Bros. controls the film and TV adaptation rights for the franchise.

How the rights are split

  • Rowling created the world and retains core literary and character rights.
  • Warner Bros. has the film rights and has also handled major screen adaptations and related media.
  • Theme park and licensing arrangements are separate and can involve additional companies like Universal for specific attractions.

Why this gets confusing

Different parts of the franchise are owned or licensed by different parties, so “who owns Harry Potter?” depends on whether you mean the books, films, merch, games, or parks.

Quick takeaway

If you mean the original story world, Rowling is the key owner; if you mean the movies and TV adaptations, Warner Bros. is the major rights holder.