<nowiki>Constantino II de Grecia; Konstantín 2. Grikkjakonungur; Konstantinos II dari Yunani; Constantine II; Константинос II; Constantin al II-lea al Greciei; 康斯坦丁二世; Konstantin II av Grekland; Constantin II (Grècia); Constantine II; 康斯坦丁二世; 康斯坦丁二世; 콘스탄티노스 2세; Konstanteno la 2-a de Grekio; Konstantin II. Řecký; Konstantin II, kralj Grčke; Constantin II de Grèce; Konstantin II.; Constantine II của Hy Lạp; Konstantīns II; Konstantyn II van Griekeland; Константин II Грчки; Constantino II da Grécia; 康斯坦丁二世; Konstantin II.; Konstantin II av Hellas; Konstantin II av Hellas; II Konstantin (Yunanıstan kralı); کۆنستنتین دووەم، پاشای یۆنان; Constantine II of Greece; قسطنطين الثاني; 康士坦丁二世 (希臘); II. Konstantin görög király; Konstantino II.a Greziakoa; Constantine II blong Gris; Constantí II de Grècia; Cystennin II; Constantine II na Gréige; کنستانتین دوم یونان; 康斯坦丁二世; Konstantin 2. af Grækenland; კონსტანტინოს II; コンスタンティノス2世; قسطنطين التانى; קונסטנטינוס השני, מלך יוון; Constantinus II; កុងស្តង់ទីនទី ២ នៃក្រិក; 君士坦丁二世(希腊); Konstantin II; Konstantin II (Greciya patshası); Costantino II di Grecia; 康斯坦丁二世; Κωνσταντίνος Β΄ της Ελλάδας; Constantine II of Greece; 康斯坦丁二世; Канстанцін II, кароль Грэцыі; Constantino II da Grécia; Կոնստանտինոս II; Константин II; Constantine 2k ilẹ̀ Gríìsì; Konstantinus II dari Yunani; Konstantin II Grčki; Constontinus II Crēca Cyning; ایکینجی کونستانتین; Konstantínos 2-sè; Konstantinas II; Konstantin II.; Constantine II; Константин II Грчки; II. Konstantin; สมเด็จพระราชาธิบดีกอนสตันดีโนสที่ 2 แห่งกรีซ; Konstantyn II Grecki; Constantine II o Greece; Constantijn II van Griekenland; Konstantin II.; Constantine II of Greece; Custantino II de la Grécia; Konštantín II. Grécky; Constantino II de Grecia; Костянтин II; Constantino II de Gresa; Константин II; rey de los helenos (1964-1973); (1940–2023), görög király 1964–1973 között; regatista griegu; raja Yunani (pemerintahan: 6 Mac 1964 – 1 Jun 1973); brenin Gwlad Groeg (1964–1973); King of Greece; 希腊末代国王; Danish siyaasa nira ŋun nyɛ doo; Yunanistan kralı (1940-2023; hd. 1964-1973); ギリシャ国王 (1940 - 2023); kung av Grekland 1964–1973; 希臘末代國王; viimeinen Kreikan kuningas 1964–1973; eksa reĝo de Grekio; řecký král; re di Grecia (r. 1964-1973); roi des Hellènes de 1964 à 1973; grčki kralj; Quốc vương cuối cùng của Hy Lạp; последњи краљ Грчке (1964—73); grški olimpijski prvak, zadnji grški kralj (1964–1973); 그리스 왕국의 마지막 국왕 (1940–2023); Raja Yunani (1964-1973); griichesche Kinnek; król Grecji; rei da Grécia de 1964 a 1973; Koning van Griekenland tot 1973 (1940-2023); griechischer Olympiasieger, letzter König von Griechenland (1964–1973); последний король Греции (1964 - 1974) из династии Глюксбургов; fost rege al Greciei între 1964-1973; kráľ Grécka; King of Greece from 1964 to 1973; آخر ملوك اليونان; βασιλιάς των Ελλήνων από το 1964 έως το 1973; forhenværende konge af Grækenland (1940-2023); Konstantínos II de Grecia; Constantino de Grecia; Constantino Glucksburg; Constantin II de Grece; Constantin al II-lea; Konstantinos II; Konstantin Glücksborg; Konstantin 02 av Grekland; Konstantin II; Constantine II of Greece; Constantine II ilẹ̀ Gríìsì; Cystennin II, brenin Gwlag Groeg; Constantino II; Rei Constantino; Канстанцін II Глюксбург; кароль Грэцыі Канстанцін II; Konstantyn II Glücksburg; Konstantyn II; Konstantyn II; Ekskong Konstantin; Konstantin II af Grækenland; Kong Konstantin; Konstantin 2.; Konstantin II. Grški; コンスタンディノス2世; Костянтин ІІ; Constantine II; Konstantinus II; Konstantin II; Constantin II; Konstantijn II van Griekenland; Konstantinos von Schleswig-Holstein-Sonderburg-Glücksburg; Crown Prince Konstantinos; Κωνσταντίνος; Konstantin XIII av Hellas; Constantine II of Greece; สมเด็จพระราชาธิบดีคอนสแตนตินที่ 2 แห่งกรีซ; 그리스의 콘스탄티노스 2세; Konstantínos II; Constantine 2 of Greece; Konstantinos II; Konstantínos 2; Konstantinos 2; King Constantine; Constantine Glucksburg; Konstantinos II zu Schleswig-Holstein-Sonderburg-Glücksburg, King of the Hellenes; Constantino de Grecia; Constantine II; Konstantinos II of Greece; الملك قسطنطين; Κωνσταντίνος Γκλύξμπουργκ; τέως Βασιλιάς Κωνσταντίνος Β΄; Κωνσταντῖνος Β΄; Konstantin II, kralj Grka; Konstantin II</nowiki>
Grand Duke George Mikhailovich of Russia (godchild, second cousin once removed descending, third cousin once removed descending, fourth cousin once removed descending)
Prince Philip, Hereditary Prince of Serbia (godchild, first cousin twice removed descending)
Prince Alexander of Serbia (godchild, first cousin twice removed descending)
William, Prince of Wales (godchild, second cousin once removed descending)
Infanta Elena, Duchess of Lugo (niece)
Infanta Cristina of Spain (niece)
Felipe VI of Spain (nephew)
Leonor, Princess of Asturias (grandniece)
Infanta Sofía of Spain (grandniece)
Anna-Michelle Asimakopoulou (godchild)
Award received
Knight of the Order of the Golden Fleece
Knight Grand Cross with Collar of the Order of Saint Olav (1964)
Knight Grand Cross with Collar of the Order of Merit of the Italian Republic
Knight of the Order of the Elephant (1962)
Order of the Redeemer
Order of Saints George and Constantine
Order of the Phoenix
Order of the Golden Fleece
Order of St. Olav
Order of George I
Knight Grand Commander of the Order of the Dannebrog (1964)
Order of the Gold Lion of the House of Nassau
Royal Order of the Seraphim
anniversary medal at the occasion of the 2500th anniversary of the founding of the Iranian Empire
Knight of the Order of the Most Holy Annunciation
Knight Grand Cross of the Order of Saints Maurice and Lazarus
Knight grand cross of the order of the crown of Italy