Prince Constantine Alexios of Greece and Denmark

Prince Constantine-Alexios of Greece and Denmark (Κωνσταντίνος Αλέξιος; born 29 October 1998) is a member of the former Greek royal family.

Being the eldest son and second child of Crown Prince Pavlos and Crown Princess Marie-Chantal of Greece, he is heir apparent to his father's role.

Constantine-Alexios was born on 29 October 1998 at Weill Cornell Medical Center in New York City and is the eldest son and second child of Crown Prince Pavlos and Crown Princess Marie-Chantal of Greece.

He is a grandson of Constantine II and Anne-Marie of Denmark, who were the last King and Queen of the Hellenes.

In traditional Greek naming practices, first sons are named for their paternal grandfathers.

Constantine-Alexios was christened in a Greek Orthodox ceremony at St. Sophia's Cathedral, London, on 15 April 1999.

His godparents are Prince Nikolaos of Greece and Denmark; Prince Dimitri of Yugoslavia; King Frederik X of Denmark, King Felipe VI of Spain; William, Prince of Wales; Victoria, Crown Princess of Sweden; Princess Alexandra zu Fürstenberg; and Doris Robbs.

Two of his godparents are prospective monarchs and two are reigning kings.

Constantine-Alexios grew up in London from the age of four, and began his education at Wetherby School in London but later he attended Wellington College where he graduated in 2017.

At Wellington he also received military education.

In August 2017, he matriculated at Georgetown University.

A year before graduating, he announced he wanted to study in the United States.

He graduated from Georgetown University in May 2022 and his father, mother and siblings moved to New York with him.

Constantine-Alexios also models for Dior, modeling for fashion photographer Nikolai von Bismarck for the book "The Dior Sessions", which was the first book from Dior entirely with focus on men's fashion from Dior Homme.

All proceeds from the sale of the book were for the benefit of the Teenage Cancer Trust.

Constantine-Alexios also has interest in painting and sculpturing.

His sculptures are very often inspired by Greek mythology.

He has more than 100,000 followers on Instagram.

Besides doing art he is also known to be interested in hunting, music and photography.

In March 2023, it was announced that Constantine-Alexios was in a relationship with model Poppy Delevingne, creating speculation that Delevingne and her husband had separated permanently.