Prince Karim, Aga Khan IV, was the spiritual leader to 20 million Nizari Ismaili Muslims and a major investor in European racing and owned a number of prestigious equine and bloodstock properties in France and Ireland.

At the age of 20, Prince Karim Al-Hussaini inherited the reins of a Shia Muslim lineage and used his entrepreneurship to become one of the world’s richest hereditary rulers.

Hussaini, Aga Khan IV, the 49th hereditary Imam of the Shia Ismaili Muslims and a direct descendant of the Prophet Muhammad, passed away in Lisbon on 4 February 2025, aged 88, surrounded by his family.

The Aga Khan was the spiritual leader of about 12 million people from the Ismaili sect of Islam, having inherited his title at the age of 20.

The Aga Khan IV then took control of the Thoroughbred operation in 1960 following the death of his father. He earned France's leading owner title in his first year at the helm, and success followed in the years to come with names like Blushing Groom,

Prince Karim Aga Khan IV, the spiritual leader of the global Ismaili Muslim community, has passed away at the age of 88. His death was officially confirmed on Tuesday.

The Aga Khan Prince Karim Al Hussaini, the spiritual leader of the world’s Ismaili Muslims, has died. He was 88 years old. The Aga Khan died on Tuesday in Portugal surrounded by his family, according to the Aga Khan Foundation.

Aga Khan IV, the 49th hereditary imam of the Nizari Isma’ilism sect of Shia Islam, has died in Lisbon, Portugal. The billionaire religious leader, whose birth name was Mawlana Shah Karim al Hussaini,