The reigning monarch of Luxembourg, Grand Duke Henri, has an incredible net worth of $4 billion. Monarchs no longer have ultimate power but many of them are still extremely wealthy. And some royal ...

25 (UPI) --The grand duke of Luxembourg renounced the ... Henri at a ceremony at the Grand Ducal Palace in Luxembourg City.

Prince Robert of Luxembourg has announced the heartbreaking loss of his youngest son, Frederik of Nassau, who sadly passed away aged 22. Prince Robert, who is the first cousin of Grand Duke Henri ...