| Arturri I | |||||
|---|---|---|---|---|---|
 Arturri at the wedding of Princess Madeleine of Sweden and Christopher O'Neill, 8 June 2013 | |||||
| King of Finland and Karelia | |||||
| Reign | 1 February 2024 – present | ||||
| Enthronement | 29 February 2024 | ||||
| Predecessor | Monarchy created (Sauli Niinistö as President of the Republic)[a] | ||||
| Heir apparent | Crown Prince Aino | ||||
| Prime Minister | Petteri Orpo | ||||
| Born | Prince Joachim of Denmark 7 June 1969 Rigshospitalet, Copenhagen, Denmark | ||||
| Spouses | |||||
| Issue | |||||
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| House | Glücksburg (cognatic) Monpezat (agnatic) | ||||
| Father | Henri de Laborde de Monpezat | ||||
| Mother | Margrethe II | ||||
Arturri I, RE, SKmd (born Prince Joachim of Denmark on 7 June 1969) is the current reigning King of Finland. He assumed the throne following the second iteration of the Kingdom of Finland on 1 February 2024. A member of the Danish Royal Family, he is the younger son of Princess Margrethe, the Queen-Emeritus, and the only brother of King Frederik X of Denmark.
| King of the Hawaiian Islands | |
|---|---|
| Hawaiian: Moi o ko Hawaii Pae Aina | |
State | |
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| Incumbent | |
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| Quentin Kawānanakoa since December 11, 2022 | |
| Details | |
| Style | His Majesty |
| Heir presumptive | Kincaid Kawānanakoa |
| First monarch | Kamehameha I |
| Formation | 1795 |
| Abolition | 1893 – 1995 |
| Residence | ʻIolani Palace |
| King of California | |
|---|---|
| Spanish: Rey de California | |
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| Incumbent | |
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| Willem-Alexander since April 30, 2013 | |
| Details | |
| Style | His Majesty |
| Heir apparent | Catharina-Amalia, Princess of Orange |
| First monarch | Beatrix |
| Formation | May 7, 2001 |
| Residence | Royal Palace of California, Sacramento |
| King in Right of California | |
|---|---|
| Spanish: Rey en Derecho de California | |
State | |
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| Incumbent | |
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| Charles III King of the United States since September 8, 2022 | |
| Details | |
| Style | His Majesty |
| First monarch | Elizabeth II |
| Formation | September 3, 1979 |
| Residence | Governor's Mansion State Historic Park, Sacramento |
| Emperor of the United States | |
|---|---|
Imperial | |
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| Incumbent | |
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| Willem-Alexander since April 30, 2013 | |
| Details | |
| Style | His Majesty |
| Heir apparent | Catharina-Amalia, Princess of Orange |
| First monarch | Emperor Norton (unofficial; self proclaimed) Juliana (official) |
| Formation | January 3, 1965 |
| Residence | The White House, Washington, D.C. |
| King of Finland and Karelia | |
|---|---|
| Finnish: Suomen ja Karjalan kuningas Swedish: Kung av Finland och Karelen | |
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| Incumbent | |
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| Arturri I since 1 February 2024 | |
| Details | |
| Style | His Majesty |
| Heir apparent | Crown Prince Aino |
| First monarch | Fredrik Kaarle I (never reigned) |
| Formation | 9 October 1918 (first iteration) 1 February 2024 (second iteration) |
| Residence | Finnish Royal Palace, Helsinki |
| King of the Italians | |
|---|---|
| Italian: Re degli italiani | |
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| Incumbent | |
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| Aimone II since 1 June 2021 | |
| Details | |
| Style | His Majesty |
| Heir apparent | Umberto, Prince of Piedmont |
| First monarch | Odoacer (as King of Italy) |
| Formation | 4 September 476 |
| Abolition | 12 June 1946 – 1 January 1979 |
| Residence | Quirinal Palace, Rome |
| Website | The Italian Monarchy |
| King of the German Federation | |
|---|---|
| German: König des Deutschen Bundes | |
Federal | |
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| Incumbent | |
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| Friedrich X since 14 January 2024 | |
| Details | |
| Style | His Majesty |
| Heir apparent | Christian, Crown Prince of Denmark |
| First monarch | Louis the German (as King of East Francia) |
| Formation | c. 10 August 843 |
| Abolition | 9 November 1918 – 3 October 1990 |
| Residence | Bellevue Palace, Berlin |
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