Prince Frederik, the youngest son of Prince Robert of Luxembourg and Princess Julie of Nassau, died at age 22 on March 1 from ...

Prince Frederik, the youngest son of Prince Robert of Luxembourg and Princess Julie of Nassau, has died. He was 22. Frederik died from a rare genetic condition called POLG Mitochondrial disease ...

Prince Frederik, the son of Europe's Prince Robert of Luxembourg, has died from a rare genetic disease, his family announced.

Prince Frederik, the youngest son of Prince Robert of Luxembourg and Princess Julie of Nassau, left behind a lasting legacy following his death at age 22 this month. The beloved royal died on ...

Prince Robert of Luxembourg, through the family's foundation. "It is with a very heavy heart that my wife and I would like to inform you of the passing of our son, The POLG Foundation Founder and ...

Frederik de Nassau died in Paris on March 1, a day after internationally recognized Rare Disease Day, which takes place on the last day of February, Prince Robert of Luxembourg said in a statement ...

Prince Frederik of Luxembourg, the son of Prince Robert of Luxembourg and Princess Julie of Nassau, has died at the age of 22. Prince Robert shared the news in a statement on the website for the ...

Prince Frederik, the youngest son of Prince Robert of Luxembourg and Princess Julie of Nassau, has died. He was 22. Frederik died on March 1 from the rare genetic condition POLG Mitochondrial ...