The prince had PolG disease, a genetic mitochondrial disorder that prevents the body's cells from producing adequate energy.

Prince Frederik, 22, was a founder and the creative director of a foundation that raised awareness of POLG disorder.

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

Prince Frederik of Luxembourg, who died at 22, spoke about the rare genetic disorder he navigated in a video released by The ...

Prince Frederik of Luxembourg died from a genetic disease called PolG, but experts hope his passing could bring more awareness to the rare condition that impacted his life.

Luxembourg's Royal Family has announced the death of Prince Frederick at 22 years old.

Prince Frederik of Luxembourg died at the age of 22 due to a rare mitochondrial condition called POLG disease— Newsweek has ...

Prince Frederik of Luxembourg has died of the rare genetic disease he was born with 22 short years ago after saying goodbye ...

Prince Frederik, the youngest son of Prince Robert of Luxembourg and Princess Julie of Nassau, left behind a lasting legacy ...

Prince Frederik of Luxembourg has died after a lifelong battle with a rare genetic disorder known as POLG mitochondrial disease.Related video above: Remembering those we lost in 2025He passed away ...

Prince Frederik of Luxembourg, aged 22, passed away from POLG mitochondrial disease, a rare genetic disorder. His father ...