King Charles’ youngest brother, Prince Edward, is expected to attend with his wife Sophie, Duchess of Edinburgh, and their children, Lady Louise Mountbatten-Windsor and James, Earl of Wessex.
Princess Anne, the Princess Royal, will also join the festivities with her husband, Vice Admiral Sir Timothy Laurence. Her daughter Zara Tindall is set to attend with her rugby star husband Mike Tindall and their three children, although it remains unclear whether Zara’s brother, Peter Phillips, will be present.

Strict Traditions Behind Closed Doors
It’s not just the guest list that has sparked curiosity among royal fans this year, but also the tightly structured schedule that defines Christmas Day at Sandringham. Royal expert and author Robert Jobson shared details with HELLO! this week, explaining that the celebration is far more formal and regulated than many people might expect.
While the day is undoubtedly joyful, Jobson suggested it bears little resemblance to a relaxed, alcohol-fuelled family gathering.
“There’s an unspoken rule for guests: do not arrive late,” Jobson explained. “There is no grace period.”