The Danish royal is feeling the pressure and has been away from official duties due to an undisclosed illness.

Prince Frederik’s family has shared a new photo of the late royal exclusively with Us Weekly. Luxembourg’s Prince Robert announced his son died at just 22 following a battle with PolG ...

The filmmaker who chronicled Prince Frederik of Luxembourg’s battle with the rare genetic disorder PolG has shared her experience working with the royal, who passed away on Mar. 1 at 22.

Prince Frederik of Luxembourg, son of Prince Robert and Princess Julie of Nassau, passed away at 22 in Paris due to POLG mitochondrial disease. Diagnosed at 14, Frederik advocated for research and ...

Prince Frederik of Luxembourg, the youngest son of Prince Robert and Princess Julie, died earlier this month at the age of 22. He was suffering from POLG mitochondrial disease, a rare genetic ...

Prince Frederik spoke about how the diagnosis changed his life in the emotional video Janine Henni is a Royals Staff Writer for PEOPLE Digital, covering modern monarchies and the world's most ...

'SAY EVERYTHING' - Red Hot Chili Peppers front man's girlfriend of the '90s was 'rattled for years' by his heroin addiction. WHAT'S IN A NAME? - Meghan Markle flip-flops on Sussex name, cashes in ...

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 ...

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 ...