"10 Best Books About Princess Diana" I found myself going down a Princess Diana rabbit hole this week and realised there are dozens of books about her life. Which is the best one you've read?

One minute you are looking up a royal anecdote, and the next you are deep in a Princess Diana rabbit hole, surrounded by biographies, memoirs and glossy palace tell-alls. It happens to the best of us. Diana remains one of the most written-about women in modern royal history, and the sheer number of books about her can feel almost as overwhelming as the fascination that still surrounds her.

That is because Diana was never just a princess in a tiara. She was a global celebrity, a royal rebel, a style icon and, according to many who followed her story, the emotional centre of a monarchy struggling to keep pace with a changing world. Decades on, readers are still trying to understand the woman behind the headlines.

If you are wondering where to start, there are a few titles that royal watchers mention again and again. Andrew Morton’s Diana: Her True Story is often the first name in the conversation. It has become almost legendary because of its explosive impact at the time, with generations of readers seeing it as the book that shattered the polished fairy-tale image and exposed the strain behind palace walls.

Then there is Tina Brown’s The Diana Chronicles, which many royal fans consider one of the most compelling wider portraits. It is less a single-note tragedy and more a sweeping study of Diana’s charisma, vulnerabilities and extraordinary hold over the public imagination. For readers who want context around the royal machine as well as Diana herself, this is often high on the list.

Sally Bedell Smith’s Diana in Search of Herself also gets recommended by those who prefer a more measured approach. Fans believe it offers a thoughtful look at the contradictions in Diana’s life, balancing the glamour with the loneliness and pressure that reportedly shaped her. It is often described as less sensational and more reflective.

For readers interested in the marriage at the centre of so much royal drama, books by royal correspondents and biographers about Charles and Diana still draw attention. Some focus more heavily on the institution, others on the emotional fallout. Depending on your mood, that can either deepen your understanding or leave you needing a lie-down and a strong cup of tea.

And then there are the more intimate titles, including books by people who crossed paths with Diana socially, professionally or within palace circles. These can be fascinating, though readers tend to approach them with a slightly raised eyebrow. As ever with royal books, the line between insight, agenda and old-fashioned score-settling can be very thin indeed.

Part of what makes the Diana bookshelf so irresistible is that every author seems to be chasing a different version of her. There is Diana the shy nursery assistant turned princess, Diana the neglected wife, Diana the media mastermind, Diana the devoted mother, Diana the humanitarian figure and Diana the wounded outsider. None of these portraits feels complete on its own, which is probably why people keep reading.

Royal history only adds to the pull. Diana entered the House of Windsor at a moment when tradition still ruled, yet her popularity reportedly transformed expectations of what a modern princess should be. Many fans believe her legacy can still be seen in the monarchy’s softer public image today, from greater emotional openness to a stronger focus on charitable work.

That is also why these books continue to spark such fierce reactions. Some readers want a sympathetic portrait of a woman under unbearable pressure. Others prefer accounts that place her flaws alongside her gifts. And some simply want the most gripping page-turner, the one that captures the intoxicating mix of palace grandeur, tabloid frenzy and private heartbreak.

The truth is, the best Diana book probably depends on what you are searching for. If you want the bombshell, many still point to Morton. If you want rich context and a broader canvas, Tina Brown is often the favourite. If you want something more analytical, Sally Bedell Smith has plenty of admirers.

But perhaps the real reason these books endure is that Diana still feels unresolved. She is one of those rare royal figures who remains both overexposed and elusive, endlessly familiar yet impossible to pin down. And that, of course, is exactly the sort of mystery that keeps readers turning pages.

So tell us: which Princess Diana book do you think is the best, and which one sent you deepest into the royal rabbit hole?