British royals stay away as European monarchies unite in Luxembourg

It was the first change of monarch in Luxembourg for a quarter of a century, with representatives from across the continent in attendance.

Among the arrivals were Princess Catharina-Amalia of the Netherlands, who stood out in a ruby red gown and cape, accompanied by her parents, Queen Maxima and King Willem-Alexander.

Princess Elisabeth of Belgium also attended, wearing a navy blue boat-neck gown, while Spain, Norway and other European monarchies were represented through senior family members.

The new Grand Duke and his wife, Grand Duchess Stephanie, appeared on the Palace balcony following the swearing-in ceremony with their two sons, Prince Charles, five, and Prince Francois, two.

The Grand Ducal Court later confirmed that Princess Alexandra, Guillaume’s sister, attended despite being weeks away from welcoming her second child.

By contrast, no member of the British Royal Family was present at the abdication or subsequent events.

While Buckingham Palace has not issued a statement, there are several likely reasons for the absence.

King Charles, Queen Camilla, Prince William, and Princess Kate have all been busy with public engagements over the past week.

In addition, the Duchess of Edinburgh visited the Democratic Republic of Congo, while the Princess Royal made a high-profile trip to Ukraine.

Their activity suggests the decision not to send representation to Luxembourg was not health-related, but more likely a matter of scheduling and protocol.

Given the scale of constitutional change in Luxembourg, the Royal Family may have decided it was appropriate for closer allies on the continent to lead representation.

Britain has traditionally enjoyed warm ties with Luxembourg, but its monarchy is smaller in scale compared with some of its European counterparts.

Attendance from the Dutch, Belgian and Spanish royals reflected both geographic proximity and historic dynastic links, which are particularly strong among continental monarchies.

The timing of the abdication also coincided with other commitments in the royal diary. Prince William appeared this week on an episode of The Reluctant Traveler with Eugene Levy, recorded at Windsor Castle, while also continuing with environmental and mental health engagements.

Although British representation was absent from the abdication itself, it is expected that messages of congratulations were sent privately to Grand Duke Guillaume and Grand Duchess Stephanie.

The two families have previously met at European royal gatherings and major family milestones.

For Luxembourg, the day marked a generational shift as Guillaume, 43, became the country’s new head of state.

With the presence of Europe’s younger heirs — including Princess Catharina-Amalia and Princess Elisabeth — the ceremony underscored the shared experience of royal heirs preparing to take on future roles.