
Prince Frederik of Luxembourg, the youngest son of Prince Robert and Princess Julie of Nassau, passed away on 1 March 2025 at the age of 22. On 7 March, the royal family announced his death on their POLG foundation page, saying, '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 Creative Director, Frederik.' He was reportedly in Paris when he took his last breath.
According to reports, Frederik passed away after battling a rare genetic condition, POLG Mitochondrial disease, a disorder that caused progressive organ failure. Unfortunately, the condition currently has no effective treatments and no cure.