List of Heirs Apparent as of

• Salman bin Hamad bin Isa Al Khalifa, heir of Hamad ibn Isa Al Khalifah of Bahrain.
• Prince Philippe, Duke of Brabant, heir of Albert II of Belgium.
• Jigyel Ugyen Wangchuck, heir of Jigme Khesar Namgyal Wangchuck of Bhutan.
• Al-Muhtadee Billah, heir of Hassanal Bolkiah of Brunei.
• Frederik, Crown Prince of Denmark, heir of Margrethe II of Denmark.
• Naruhito, Crown Prince of Japan, heir of Akihito of Japan.
• Prince Hussein bin Al Abdullah II, heir of Abdullah II of Jordan.
• Nawaf Al-Ahmad Al-Jaber Al-Sabah, heir of Sabah Al-Ahmad Al-Jaber Al-Sabah of Kuwait.
• Prince Lerotholi Seeiso, presumed heir of Letsie III of Lesotho.
• Alois, Hereditary Prince of Liechtenstein, heir of Hans-Adam II of Liechtenstein.
• Guillaume, Hereditary Grand Duke of Luxembourg, heir of Henri of Luxembourg.
• Moulay Hassan, Crown Prince of Morocco, heir of Mohammed VI of Morocco.
• Haakon, Crown Prince of Norway, heir of Harald V of Norway.
• Willem-Alexander, Prince of Orange, heir of Beatrix of Netherlands.
• Sheikh Tamim Bin Hamad Al Thani, heir of Hamad bin Khalifa of Qatar.
• Sultan, Crown Prince of Saudi Arabia, heir of Abdullah of Saudi Arabia.
• Felipe, Prince of Asturias, heir of Juan Carlos of Spain.
• Victoria, Crown Princess of Sweden, heiress apparent of Carl XVI Gustaf of Sweden.
• Maha Vajiralongkorn, heir of Bhumibol Adulyadej of Thailand.
• Tupoutoa Lavaka (Ahoeitu Unuakiotonga Tukuaho), heir (and younger brother) of George Tupou V of Tonga.
• Charles, Prince of Wales, heir of Elizabeth II of Antigua and Barbuda, Australia, Bahamas, Barbados, Belize, Bermuda, Canada, Grenada, Jamaica, New Zealand, Cook Islands, Niue, Papua New Guinea, Saint Kitts and Nevis, Saint Lucia, Saint Vincent and the Grenadines, Solomon Islands, Tuvalu and United Kingdom.

Deposed Monarch's heir and heirs apparent who never acceded

Afghanistan

• Prince Ahmed Shah Khan, heir of Mohammed Zahir Shah.

Albania

• Leka, Crown Prince of Albania, heir of Zog of Albania.

Aragon

• Isabella of Asturias, heir of Ferdinand II of Aragon.
• Juan, Prince of Asturias, heir of Ferdinand II of Aragon.

Austria

• Otto, Crown Prince of Austria, heir of Karl I of Austria.
• Crown Prince Rudolf of Austria, heir of Franz Joseph I of Austria.

Bavaria

• Rupprecht, Crown Prince of Bavaria, heir of Ludwig III of Bavaria.
• Joseph Ferdinand of Bavaria, Prince of Asturias, heir of Maximilian II Emanuel, Elector of Bavaria.

Brazil

• Isabel, Princess Imperial of Brazil, heir of Pedro II of Brazil.

Bulgaria

• Kardam, Prince of Turnovo, heir of Simeon II of Bulgaria.

Castile

• Alfonso of Castile, Prince of Asturias, heir of John II of Castile.
• Joan, Princess of Castile, heir of Henry IV of Castile.

Central African Empire

• Jean-Bedel Bokassa II, heir of Jean-Bédel Bokassa.

China

• Yuyan, heir of Emperor Xuantong (Puyi).

Croatia

• Otto von Habsburg, heir of Charles I of Austria.
• Amadeo, 5th Duke of Aosta, heir of Tomislav II of Croatia.

England, Scotland and Ireland

• William Adelin, heir of Henry I of England.
• Arthur, Prince of Wales, heir of Henry VII of England.
• Alphonso, Earl of Chester, heir of Edward I of England.
• Edward of Middleham, Prince of Wales, heir of Richard III of England.
• Edward of Westminster, heir of Henry VI of England.
• Edward, the Black Prince, heir of Edward III of England.
• Eustace IV of Boulogne, heir of Stephen of England.
• Frederick, Prince of Wales, heir of George II of Great Britain.
• Henry the Young King, heir of Henry II of England.
• Henry, Duke of Cornwall, heir of Henry VIII of England.
• William, Count of Poitiers, heir of Henry II of England.
• James Francis Edward Stuart, heir of James II of England.
• Henry Frederick, Prince of Wales, heir of James I of England.

Egypt

• Mustafa Fazl Pasha, heir of Isma'il Pasha.
• Prince Muhammad Abdul Moneim, heir of Abbas II of Egypt.
• Muhammad Ali, Prince of Said, heir of Fuad II of Egypt.

Ethiopia

• Zera Yacob Amha Selassie, Crown Prince of Ethiopia, heir of Amha Selassie of Ethiopia.

France

• Philippe, Comte de Paris, heir of Louis-Philippe of France.
• Louis-Antoine, Duke of Angouleme, heir of Charles X of France.
• Napoleon Eugene, Prince Imperial, heir of Napoleon III of France.
• Henri, comte de Chambord, heir of Louis XIX of France.
• Louis, Dauphin of France (1682-1712), heir of Louis XIV of France.
• Louis, le Grand Dauphin, heir of Louis XIV of France.
• Louis, Dauphin of France, heir of Louis XV of France.
• Louis-Joseph, Dauphin of France, heir of Louis XVI of France.

Germany

• Crown Prince Wilhelm of Germany, heir of William II of Germany.

Greece

• Pavlos, Crown Prince of Greece, heir of Constantine II of Greece.

Hanover

• Ernest Augustus II of Hanover, 3rd Duke of Cumberland and Teviotdale, heir of George V of Hanover.

Hawaii

• Ka'iulani, heiress of Liliʻuokalani.
• Albert Edward Kauikeaouli Kamehameha , heir to his father King Kamehameha IV
• William Pitt Leleiohoku ,heir to his brother King David Kalakaua
• Victoria Kamamalu, heiress of her brother King Kamehameha V

Haiti

• Jacques-Victor Henry, Prince Royal of Haiti, heir of Henry I of Haiti.
• Prince Mainville-Joseph Soulouque of Haiti, heir of Faustin I of Haiti.

Hesse

• Georg Donatus, Hereditary Grand Duke of Hesse, heir of Ernest Louis, Grand Duke of Hesse.

Hyderabad

• Azam Jah, heir of Osman Ali Khan, Asif Jah VII.

Iran

• Reza Pahlavi, heir of Mohammed Reza Pahlavi.

Iraq

• Prince Zeid, heir of Faisal II of Iraq.

Italy

• Victor Emmanuel, Prince of Naples, heir of Umberto II of Italy.

Korea

• Eun, Crown Prince Euimin of Korea, heir of Sunjong of Korea.

Laos

• Vong Savang, heir of Savang Vatthana.

Libya

• Sayyid Muhammad bin Sayyid Hasan ar-Rida al-Mahdi as-Sanussi, heir of Sayyid Hasan ar-Rida al-Mahdi as-Sanussi.

Mexico

• Agustin Jerónimo de Iturbide y Huarte, Prince Imperial of Mexico, heir of Agustín I of Mexico
• Agustín de Iturbide y Green, heir of Maximilian I of Mexico.

Montenegro

• Danilo, Crown Prince of Montenegro, heir of Nikola I of Montenegro.

Nepal

• Paras, Crown Prince of Nepal, heir of Gyanendra of Nepal.

The Netherlands

• William, Prince of Orange, heir of William III of the Netherlands

Poland

• Jakub Ludwik Sobieski, heir of John III of Poland.

Portugal

• Duarte Nuno, Duke of Braganza, heir of Manuel II of Portugal.
• Afonso, Crown Prince of Portugal, heir of John II of Portugal.
• Luís Filipe, Duke of Braganza, heir of Carlos I of Portugal.
• Miguel da Paz, Crown Prince of Spain and Portugal, heir of Manuel I of Portugal.

Romania

• Princess Margarita of Romania, heiress of Michael I of Romania.

Russia

• Tsarevich Alexei Nikolaevich of Russia, heir of Nicholas II of Russia.
• Tsarevich Alexei Petrovich of Russia, heir of Peter I of Russia.
• Tsarevich Nicholas Alexandrovich of Russia, heir of Alexander II of Russia

Spain

• Baltasar Carlos, Prince of Asturias, heir of Philip IV of Spain.
• Don Carlos, Prince of Asturias, heir of Philip II of Spain.
• Juan de Borbón, Count of Barcelona, heir of Alfonso XIII of Spain.

Sweden

• Gustav, Prince of Vasa, heir of Gustav IV Adolf of Sweden.

Tunisia

• Husain Bey, Crown Prince of Tunisia, heir of Muhammad VIII al-Amin

Vietnam

• Bao Long, Crown Prince of Vietnam, heir of Bảo Đại.

Yugoslvia

• Alexander, Crown Prince of Yugoslavia, heir of Peter II of Yugoslavia.

Zanzibar

• Prince Sayyid Ali bin Jamshid Al-Said, heir of Jamshid bin Abdullah of Zanzibar.

Notes