Although the monarchy was abolished in 1973, the Greek royal family still exists.

The International Olympic Committee continues to refer to Constantine as His Majesty King Constantine. In Greece, he was referred to as ο τέως βασιλιάς or ο πρώην βασιλιάς ('the former king'). His official website lists his "correct form of address" as King Constantine, former King of the Hellenes

Since the Greek succession has male inheritance, where sons and their children precede daughters, Princess Alexia (daughter of King Constantine) is not in the succession.

As Crown Prince Pavlos was born with the title, he is still referred to as Crown Prince.