Karl von Habsburg, the Archduke of Austria, has become the first royal to be diagnosed with the disease and is now being quarantined.
Mary had temporarily relocated to Switzerland with her children in January for a 12-week spring term at Lemania-Verbier International School.
Meghan Markle returned to Canada to baby Archie soon after Commonwealth Day Service.
Zara Tindall became the director of the Cheltenham Racecourse in January and is spotted at the festival every year with her husband.
Meghan Markle made her final royal engagement on the Commonwealth Day service.
The queen went gloveless for a handshake with Professor Mark Compton during the event held at Buckingham Palace, amid concern about the spread of coronavirus.
Before attending the Commonwealth Day Service, Meghan Markle bid her royal life a farewell by participating in her final solo engagement.
Pippa Middleton plucked a leaf from Kate Middleton's stylebook and looked absolutely regal in an emerald green belted trench coat by Mango.
The glamorous annual ball was scheduled to take place on March 21, but has now been postponed indefinitely.
Prince Harry and Meghan Markle start the transition period on April 1.
The world's longest-ever reigning monarch was Louis XIV of France, who acceded the throne at the age of four and remained king for 72 years and 110 days.
Prince Harry defends himself in a prank call by Russian hoaxers.
Prince Harry and Meghan Markle carry out private meeting in support of Queen Elizabeth II's Commonwealth Trust.
The May wedding at St. James's Palace is likely to be marred due to fear of the spread of coronavirus, which has witnessed six deaths in UK.
Prince William and Kate Middleton attended Commonwealth Day service along with other members of the British royal family.
Zara, the daughter of Princess Anne and the eldest granddaughter of Queen Elizabeth II, became the director of the Cheltenham Racecourse in January.
Kate Middleton hosts a reception to mark the 25th anniversary of a charitable organisation she is the patron of.
Most of the royals greeted each other and attendees without shaking hands, while Prince Charles was spotted using a "namaste" greeting.
The Duke and Duchess of Cambridge reunited with Meghan Markle and Prince Harry during Commonwealth Day service on Monday.
It was the first time Prince Harry and Meghan Markle were seen with Prince William and Kate Middleton since Megxit.
Prince Harry and Meghan Markle officially step back from their royal duties at the end of March.
The Duke and Duchess of Cambridge returned from Ireland on Friday.
The couple's new charity venture is expected to tackle issues like medical care and homelessness for the veterans and injured service personnel.
The mother-of-three had asked Waterstones staff for history and military-themed books for children.
The Duchess of Sussex was caught laughing after the head boy Aker Okoye, 16, planted a kiss on her cheeks.
The Duke of Sussex arrives in his full military regalia complete with uniform and four medals.
The Duchess of Sussex's visit to the theatre was in her capacity of being the patron, and it was solely a private visit.
The museum is the new home of the British Racing Drivers' Club's archive and also houses hands-on exhibits for visitors.
Prince Harry and Meghan Markle are back in London for final royal engagements.
For an interaction with children on World Book Day, Camilla made a reference to David Walliams' popular comedy fiction for children "Gangsta Granny."