This is a list of richest monarchs and family members, as estimated by Forbes in 2015, [1] Business Insider in 2018, [2] and the CEOWORLD magazine in 2019. [3] The evaluations are based on their personal net worths, excluding properties held by the State, Government or Crown, and all of the figures are in U.S. dollars.
| Rank | Name | Title | Residence | Net worth | Source of wealth |
|---|---|---|---|---|---|
| 1 | Vajiralongkorn | King of Thailand | $43 billion [3] — $30 billion [2] | Investments derived from the Crown Property Bureau. | |
| 2 | Hassanal Bolkiah | Sultan of Brunei | $28 billion [3] — $20 billion [2] | Profits from oil and gas industry. | |
| 3 | Salman | King of Saudi Arabia | $18 billion [3] [2] | Profits from oil industry. | |
| 4 | Mohammed VI | King of Morocco | $8.2 billion [3] — $2.1 billion [2] [1] | Investments in SNI and Siger Holdings. | |
| 5 | Hans-Adam II | Prince of Liechtenstein | $7.2 billion [3] — $3.5 billion [2] | Holdings in the Prince of Liechtenstein Foundation. | |
| 6 | Mohammed bin Rashid Al Maktoum | Ruler of Dubai | $4 billion [3] [2] | Majority share of Dubai Holding and investments from the Abu Dhabi Investment Authority. | |
| 7 | Henri | Grand Duke of Luxembourg | $4 billion [3] [2] | ||
| 8 | Juan Carlos I | King of Spain (abdicated in 2014) | $2.3 billion — $2 billion [4] [5] | Oil, [6] [7] enterprise and real estate. Current controversy over the money hidden in offshore banks and the $100 million received from Saudi Arabia. [8] | |
| 9 | Tamim bin Hamad Al Thani | Emir of Qatar | $2.1 billion [3] — $1.2 billion [2] | From various enterprises. | |
| 10 | Albert II | Prince of Monaco | $1.0 billion [3] [2] | Various enterprises, including Société des bains de mer de Monaco and casinos. | |
| 11 | Charles III | King of the United Kingdom and other Commonwealth realms | $747 million [9] | From property, jewelry and other assets. See Finances of the British royal family. | |
| 12 | Fredrick Obateru Akinruntan | Olugbo of Ugbo Kingdom | $300 million [1] | From ownership of Obat Oil. | |
| 13 | Beatrix | Queen of the Netherlands (abdicated in 2013) | $200 million [2] | Real estate, investments, and a stake in Shell. |