Prince Rahim Al -Husseini was named as Agha Khan, the spiritual leader of millions of Shiite Muslim Muslims all over the world.
He will take over the role of his father, Prince Karim Agha Khan, He died on Tuesday at the age of 88.
The AGA Khan Development Network said in a statement that the will of Prince Karim Agha Khan was appointed after Prince Karim Khan's will was canceled.
Prince Rahim Al -Husseini Agha Khan V The Fifty Imam of the Fifty of the Ismaili Muslims, who say they are directly died of the Prophet Muhammad.
The Ismailis is a Shiite Muslim sect that reveres a number of imams, including Imam Ismail, who died in 765 AD.
They have a population around the world about 15 million, including 500,000 in Pakistan.
There are also a large number of population in India, Afghanistan and parts of Africa.
Prince Karim Agha Khan was his grandfather as an imam of the Ismaili Muslims in 1957 at the age of 20.
The Aga Khan Development Network said it died surrounded by the family in Lisbon, Portugal.
