Royal Memoir 2025 Best Selling. Prince harry wasn't the first royal to pen a blockbuster memoir spilling previously stifled secrets about life in the royal family. The best new royal books of 2024 this year was a major one for royal books, with a memoir by kate middleton's brother, a new biography of anne boleyn, and a royal cookbook by queen camilla's.

We have 1 possible answer in our. Prince harry’s memoir is the fastest selling.