Greek shipping heir Stavros Niarchos III, 34, married Russian heiress and businesswoman Dasha Zhukova, 38, on Friday at the Kulm Hotel in St Moritz Switzerland.
PEOPLE Magazine confirms that there were several celebrities at the gathering, including Kate Hudson, Karlie Kloss, Gayle King, Orlando Bloom, and Princess Beatrice.
The couple had also had a more intimate wedding ceremony for close family and friends in Paris last October.
READ MORE: Has Stavros left Hart broken-‘Harted’?
Mr Niarchos had previously dated Paris Hilton, Mary-Kate Olsen and Jessica Hart, whereas Ms Zhukova is the former wife of Russian billionaire and Chelsea Football Club owner Roman Abramovich, and together they have two children. The couple split in 2017, just before she was spotted dating Mr Niarchos.