Constantine Alexios (L) and the former royal family of Greece. Photographs shared on social media show Madelyn Cline in a sleek black outfit with a matching headband as she and Constantine Alexios shared a kiss. Constantine Alexios is the second child of Prince Pavlos and Marie-Chantal, whose family is part of the former Greek monarchy. Raised in London, Constantine Alexios attended Wetherby School and Wellington College in Berkshire before enrolling at Georgetown University in Washington, D.C., graduating in 2022. A New York connectionReports suggest that Cline and Constantine Alexios have been spending time in New York, where his parents maintain a property.