Princess Maria-Olympia’s most recent post was to pay tribute to her uncle, Prince Philippos of Greece, and his new wife, Nina Flohr.
The couple wed in Athens last month in a religious ceremony at the Metropolitan Cathedral.
The pair had previously celebrated their civil marriage a year prior but wanted to invite a larger crowd this time around.
For the occasion, the bride, who is the daughter of Swiss billionaire Thomas Flohr, wore a traditional white gone by none other than French fashion royalty Chanel.
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