Khalifa bin Salman Al Khalifa

His Royal Highness Prince Khalifa bin Salman Al Khalifa (20 November 1935 – 11 November 2020) was a Bahraini royal and politician. He was the unelected 1st Prime Minister of Bahrain from 1971 until his death in 2020. He was the longest-serving prime minister in the world. 
Khalifa is the uncle of the King Hamad bin Isa Al Khalifa.
Khalifa died at the Mayo Clinic in Rochester, Minnesota on 11 November 2020, just two weeks before his 85th birthday.