By Marisa Laudadio
5:33pm PDT, Oct 19, 2023
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Denmark's Prince Christian marked a milestone this month: The future king became an adult when he turned 18 on Oct. 15, 2023.
To celebrate, royals from all over Europe headed to Copenhagen to party with the prince and his family at a gala dinner hosted by his grandmother Queen Margrethe II.
Join us as we take a look at the best photos of tiara-clad royals from Denmark, Sweden, Belgium, Norway, Greece and more at the bash…
Prince Christian looks at the camera as his family — Prince Vincent, Queen Margrethe II, Princess Isabella, Princess Josephine, Crown Prince Frederik and Crown Princess Mary — gathers for a gala dinner celebrating his 18th birthday at Christiansborg Castle in Copenhagen, Denmark, on Oct. 15, 2023.
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Crown Princess Victoria of Sweden, Princess Estelle of Sweden and Prince Daniel of Sweden attend a gala dinner to celebrate the 18th birthday of H.K.H. Prince Christian at Christiansborg Palace in Copenhagen, Denmark, on Oct. 15, 2023.
MORE: The best photos from Sweden's king's Golden Jubilee in 2023
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Princess Elisabeth of Belgium attends a gala dinner to celebrate the 18th birthday of H.K.H. Prince Christian at Christiansborg Palace in Copenhagen, Denmark, on Oct. 15, 2023.
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Crown Prince Haakon of Norway, Crown Princess Mette-Marit of Norway and Princess Ingrid Alexandra of Norway attend a gala dinner to celebrate the 18th birthday of H.K.H. Prince Christian at Christiansborg Palace in Copenhagen, Denmark, on Oct. 15, 2023.
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Crown Princess Marie Chantal of Greece and Crown Prince Pavlos of Greece attend a gala dinner to celebrate the 18th birthday of H.K.H. Prince Christian at Christiansborg Palace in Copenhagen, Denmark, on Oct. 15, 2023.
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Prince Christian of Denmark leads his family, including brother Prince Vincent, father Crown Prince Frederik, sister Princess Isabella and mother Crown Princess Mary into a gala dinner marking his 18th birthday at Christiansborg Palace in Copenhagen, Denmark, on Oct. 15, 2023.
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Princess Athena of Denmark, Princess Marie of Denmark and Prince Joachim of Denmark attend a gala dinner to celebrate the 18th birthday of H.K.H. Prince Christian at Christiansborg Palace in Copenhagen, Denmark, on Oct. 15, 2023.
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Denmark's Prince Christian gives a speech during a gala dinner celebrating his 18th birthday at Christiansborg Castle in Copenhagen, Denmark, on Oct. 15, 2023.
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Denmark's Crown Prince Frederik and Queen Margrethe II look at Prince Christian as he waves to the crowds from the balcony of Frederik VIII at Amalienborg Castle in Copenhagen, Denmark, during a day of celebrations marking his 18th birthday on Oct. 15, 2023.
