Prince Nikola Karageorgievich / Karađorđević

http://www.royaltyguide.nl/families/karageorgevich/karageorgevich2.htm

Known as "Nicky", he was educated in England at Oxford University and was a frequent social escort to Princess Margaret, sister of Queen Elizabeth II. The press often linked them romantically and speculated on a possible marriage between them.

Prince Nikola was unmarried and was survived by his parents, Prince Paul and Princess Olga of Yugoslavia; older brother Prince Alexander and younger sister, Princess Elizabeth; also his maternal grandmother, Princess Nicholas of Greece and Denmark and his maternal aunts, Countess of Toerring-Jettenbach and Duchess of Kent .

Nikola died in an automobile accident in Buckinghamshire, England, just five miles from the home of his aunt, the Duchess of Kent. (Datchet, the place of death, was transferred to the county of Berkshire in 1974). His funeral service was held in London at the Serbian Orthodox Church on 17 April 1954. On 28 September, in 2012, his remains were exhumed from the cemetery in Lausanne, and returned to Serbia. Together with his parents, he was buried in the Karađorđević family mausoleum in Oplenac, near Topola, on 6 October, in 2012.

He was a paternal grandson of Arsen Karađorđević, Prince of Serbia and Princess Aurora Pavlovna Demidova di San Donato. He was a maternal grandson of Prince Nicholas of Greece and Denmark and Grand Duchess Elena Vladimirovna of Russia.