skos:altLabel | - Constantine I
- Constantin
- Constantine
- Crown Prince
- King of the Hellenes
- Crown Prince of Greece
- The Duke
- new King
- Prince Constantine
- King Constantine
- Crown Prince Geórgios
- King of Greece
- '''Constantine I'''
- Constantine I <br />of Greece
- Constantine I, King of the Hellenes
- Constantine I, the King of Greece
- Constantine of Greece
- Constantine I
- Constantine XII
- Constantine, Crown Prince of Greece
- Constantine, the king of Hellenes
- Constantine_I_of_Greece
- Constantinists
- Crown Prince Constantine
- Crown Prince Constantine of Greece
- Diadochus Constantine
- Duke of Sparta
- Greek King
- HM King Constantine I
- King Constantine I
- King Constantine I of Greece
- King Constantine The First
- King Constantine of Greece
- King Konstantinos I
- King Konstantínos I of the Hellenes
- King<br /><br />of Greece
- Konstantinos I
- Konstantínos
- Konstantínos I
- Prince Constantine of Greece
- Queen of the Hellenes
- St. Constantine I
- The Duke of Sparta
- Vasileos Konstantinou
- crown prince Constantine
- crown prince Constantine of Greece
- ex-king
- his firstborn son and heir
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