1. Bhumibol Adulyadej
Net worth: $30 billion
Bhumibol Adulyadej is the King of Thailand and the world's richest royal, with an estimated net worth of $30 billion. Thailand's monarchy has been in the hands of the King for the longest time in the country's history. The Crown Property Bureau is in charge of managing King Bhumibol's wealth. According to the most recent reports, the estate encompasses over three thousand acres of land in Bangkok's central region. His fortune also includes stakes in the Siam Commercial Bank and Siam Cement. He lives an opulent life. He is the proud owner of the world's largest cut and faceted diamond.
2. Hassanal Bolkiah
Net worth: $20 billion
Hassanal Bolkiah, the Sultan of Brunei, is the second richest royal. His estimated net worth is $20 billion. He made his fortune in the oil and gas industry in the Brunei development sector. The Sultan is said to own over 600 Rolls Royce automobiles. He lives at Istana Nurul Iman, the world's largest palace, which is estimated to be worth more than $350 million.
3. Abdullah bin Abdulaziz Al Saud
Net worth: $18 billion
Abdullah bin Abdulaziz Al Saud is a retired royal who was previously the King of Saudi Arabia. He has amassed a fortune estimated to be worth approximately $18 billion. Until his death in 2015, he was the world's richest royal. He ruled beginning in 2005. Before his death, Saudi Arabia began a construction project to erect a city named after him to honor his service.
4. Khalifa bin Zayed al Nahyan
Net worth: $15 billion
Khalifa bin Zayed al Nahyan, President of the United Arab Emirates and Emir of Abu Dhabi, is the world's fourth richest royal. He made the majority of his fortune as chairman of the Abu Dhabi Investment Authority. The organization is in charge of managing the United Arab Emirate's excess oil reserves. In addition to being extremely wealthy, Khalifa bin Zayed al Nahyan is a generous philanthropist who contributes regularly to relief organizations and ensures that the country's medical facilities are state-of-the-art.
5. Mohammed bin Rashid al Maktoum
Net worth: $4 billion
Mohammed bin Rashid al Maktoum, the Emir Sheikh of Dubai, is linked to Grand Duke Henri of Luxembourg. He is also estimated to have a net worth of $4 billion. He also serves as the Prime Minister of the United Arab Emirates. While he is a wealthy ruler, he is also a generous and caring one. He makes significant contributions to charitable causes through the Mohammed bin Rashid Al Maktoum Foundation. One of his goals is to ensure that future generations can develop long-term solutions for the Arab world.
6. Grand Duke Henri
Net worth: $4 billion
Luxembourg is ruled by Grand Duke Henri. His estimated net worth is $4 billion. The Luxembourg royal family receives an annual grant of $324,851 for royal activities, but they don't need it because they are wealthy on their own.
7. Prince Hans-Adam II, Liechtenstein
Net worth: $3.5 billion
Liechtenstein's ruler is Hans-Adam II. He is estimated to have a personal net worth of $3.5 billion. The royal family amassed their wealth through the LGT Group, a privately held bank. In addition, the family manages the Prince of Liechtenstein Foundation, which oversees winery, forest, and real-estate assets.
8. King Mohammed VI
Net worth: $2.1 billion
The eighth richest royal in the world, King Mohammed VI of Morocco, is the second billionaire ruler on our list. Following his father's death in July 1999, he ascended to the throne. Mohammed has a personal net worth of billions of dollars, and he spends up to a million dollars per day on personal palace expenses. He amassed the majority of his fortune through investments in Morocco's largest public company, Omnium Nord Africain, as well as in agriculture and phosphate mining. In addition, the family has made numerous investments in other African countries in the telecommunications industry, renewable energy, and banking and financial sectors.
9. Prince Albert II
Net worth: $1 billion
Prince Albert II is the country of Monaco's ruling monarch. He is the son of Prince Rainier, who died, and his famous mother, Princess Grace, who was an American movie star named Grace Kelly before becoming royalty. Albert has a personal net worth of $1 billion, making him the world's ninth richest royal. Monaco is a popular destination for the rich and famous who enjoy vibrant nightlife. It's where many jetsetters go for a week or two of fun and entertainment.
10. King Abdullah II
Net worth: $750 million
Jordan's King Abdullah II rules the country. When his father, King Hussein, died in February 1999, he inherited the throne. Abdullah is an intriguing ruler who is also a writer, having written "Our Last Best Chance: The Pursuit of Peace in a Time of Peril." His words are timely and helpful in a world where war is prevalent and a constant threat to countries attempting to live in peace with their Middle Eastern neighbors. He is a huge Star Trek fan and has even invested in a special Star Trek theme park at the Red Sea Astrarium.
11. Queen Elizabeth II
Net worth: $600 million
Queen Elizabeth II is the mother of Prince Charles, the Prince of Wales, and the monarch of the United Kingdom. She is the most prosperous member of her family. She ascended to the throne in June 1953 and continues to rule her country. She is the most powerful monarch in British history. Although the Queen does not own the Crown Estate, the estimated value of this and other Crown properties in the United Kingdom is $14.8 billion.
12. King Salman bin Abdulaziz Al Saud
Net worth: $500 million
Saudi Arabia's king is King Salman bin Abdulaziz Al Saud. On January 23, 2015, he ascended to power. As King of Saudi Arabia, he enjoys the numerous comforts that his people are willing to provide for him. Erga Palace, his private residence, is lavishly decorated with the finest materials, including a tissue box made of pure gold. He also enjoys sailing on a luxury yacht. This is not a significant change from his previous way of life before becoming king. Salman enjoys everything that money can buy, but he is also a benevolent ruler.
13. Prince Charles
Net worth: $420 million
The formal title of Prince Charles is Prince of Wales. He is the son of England's Queen Elizabeth II. His net worth is estimated to be $420 million, making him one of the world's wealthiest royals. Even though he has never ruled the country, Prince Charles has a higher net worth than many current rulers.
14. Sabah Al-Ahmad Al-Jaber Al-Sabah
Net worth: $350 million
Kuwait's Emir is Sabah Al- Ahmad. His $350 million net worth stems from investments and holdings in a variety of businesses.
15. Beatrix Queen of the Netherlands
Net worth: $200 million
Beatrix was the former Queen of the Netherlands, but she abdicated in 2013. She is still regarded as royalty. She owns stock in Royal Dutch Shell as well as other companies.
16. Mswati III King of Eswatni
Net worth: $100 million
This royal is the world's twentieth richest person. He made his fortune as a ruler through a variety of different ventures.
17. King Carl XVI Gustaf
Net worth: $70 million
Sweden is ruled by King Carl XVI Gustaf. He and his family are among the wealthiest in Europe. He ascended to the throne in 1973, at the age of 27. He married Queen Silvia three years after taking the throne, and the couple has three children. In 2015, it was estimated that $7.6 million was spent on Palace Administration. Stenhammar Castle is the royal family's country residence, which they lease from the state government. They own their summer home, Solliden Palace, which is located on the Baltic island of Oland.
18. Queen Margrethe II
Net worth: $40 million
Denmark's monarchy was assumed by Queen Margrethe II in 1972. Her net worth is estimated to be $40 million, and the royal family is permitted to spend slightly less than $13 million per year on lifestyle expenses. Margrethe is married to Prince Henrik, and both he and her sister Benedikte are given a small cash allowance, but the majority of the budget is allocated to household operations, financing the queen's activities, and some private expenses.
19. King Harald V
Net worth: $30 million
Norway's ruler, King Harald V, took the throne on January 17, 1991. He is married to his Queen, Sonja, and the couple resides in Oslo's Royal Palace. Their royal family is made up of two children who have given them five grandchildren. The Norwegian state spends about $72 million per year to support the royal lifestyle, but a large portion of this is spent on protecting the family when they are at home or out and about.
20. King Felipe VI
Net worth: $20 million
King Felipe VI of Spain is the country's reigning monarch. His generosity was highlighted in 2015 when he reduced his annual salary to just over a quarter of a million dollars. We learned that the royal family's five royal county residences and eight royal palaces are managed by the National Heritage group of Spain, though they have full access to them. King Felipe and his family cost Spain approximately $9 million per year to support their royal lifestyle, but we don't hear many complaints.