Prince Frederik, the youngest son of Prince Robert of Luxembourg and Princess Julie of Nassau, has died at the age of 22. He passed away on March 1 from POLG Mitochondrial disease, a rare genetic ...

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 disease, ...

A prince of Luxembourg has died at 22 of a genetic disease for which he spent his brief life raising awareness. Prince Frederik, the second cousin of the heir to the Luxembourg throne, discovered at ...

Prince Frederik of Luxembourg died on Feb. 28 after years of being diagnosed with a rare mitochondrial disease, according to a statement issued over the weekend by his parents, Prince Robert and ...

Prince Frederik, the youngest son of Prince Robert of Luxembourg and Princess Julie of Nassau, died from a rare genetic ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. (NewsNation) — Prince Frederik of Luxembourg ...