Prince Frederik, the youngest son of Prince Robert of Luxembourg and Princess Julie of Nassau, died at age 22 on March 1 from ...
Luxembourg's Royal Family has announced the death of Prince Frederick at 22 years old.
The beloved royal died on March 1 from POLG Mitochondrial disease — a rare genetic disorder that affects approximately one in ...
Prince Frederik, the son of Europe's Prince Robert of Luxembourg, has died from a rare genetic disease, his family announced.