When it comes to royal style, we’re so used to seeing them buttoned up in prim and proper dresses. But, that doesn’t mean they don’t have equally chic Summer wardrobes. In fact, some of Princess Diana’s most iconic looks happen to be the chic swimsuits she wore while vacationing in the South of France. Even the new generation of royals like Princess Maria-Olympia of Greece and Denmark can’t stop wearing all the latest swimwear styles. She even owns the same ruffled Lisa Marie Fernandez bikini as Kendall Jenner! Read on to see the best royals swimsuit moments ahead.