The woman who taught Prince William and Prince Harry how to play polo died at the age of 77.
According to UK's Daily Express, the two brothers are mourning the death of Claire Tomlinson who died peacefully at home after a long battle with dementia.
It said she was the first woman to compete against men on equal terms and went on to coach England teams.
According to the report, Claire's sons are good friends with William and Harry and were on the guest list for both royal weddings.
No official statement has been issued by Harry and William on the death of Claire.
Molly-Mae Hague reveals terrifying car crash with Tommy Fury
Ryan Guzman’s ex accuses Jennifer Lopez of forcing boyfriend to act single for promotion
Anne Hathaway wields fireplace poker in intense scene
Giancarlo Esposito's revealed pre-fame financial struggles
Ben Affleck spotted on the set of The Accountant 2 for the first time
Gemma Atkinson accidentally confirms Gorka's eeturn to BBC dance show
