Source: The Richest.com
Sultan of Brunei, Sultan Hassanal Bolkiah, rules Brunei in a monarchical system of government. The Sultan lives in the largest residential palace in the world. The royal family of Brunei owns an estimated wealth of $28 billion. The Sultan owns several private jets, 600 Rolls Royce and almost 300 Ferraris.
The Chakri dynasty is the royal family of Thailand, which has been occupying the royal stool since 1782. Maha Vajiralongkorn is the current king who ascended to the throne after the demise of his father King Bhumibol Adulyadej. The family is estimated to be worth $30 billion to $60 billion.
The British Royal Family, now headed by King Charles, might not be the richest royal family in the world but is surely the most influential one. As per Forbes, this royal family is worth $88 billion.
The royal family of Abu Dhabi comes from the Al Nahyan Dynasty. The family is currently headed by Khalife bin Zayed Al Nahyan, the emir of the country, who is also the president of the United Arab Emirates since 2004. The royal family is worth $150 billion.
Qatar is ruled by the royal house of Thani, led by Sheikh Tamim bin Hamad Al Thani. The family has been ruling the country since the mid-19th century. It has stakes in New York's Empire State Building, Barclays, British Airways and Volkswagen and is worth $335 billion.
The Al-Sabah family is the royal family of Kuwait, headed by Sheikh Sabah IV Ahmad Al-Jaber Al-Sabah, the current emir of Kuwait. The family is worth $260 billion.
The royal family of Saudi Arabia is the House of Saud and is undoubtedly the wealthiest royal family in the world. The royal family has been ruling the country since 1744 and is worth $1.4 trillion.