Lalrp.org: 
LONDON — King Charles III has made his youngest brother the Duke of Edinburgh, passing on a title held by their late father, Prince Philip.
Buckingham Palace mentioned the title was conferred on Prince Edward on Friday, his 59th birthday.
Edward is the youngest of the 4 kids of Philip and the late Queen Elizabeth II. His spouse Sophie will now be often known as the Duchess of Edinburgh, and their 15-year-old son James turns into Earl of Wessex, the title Edward beforehand held.
