Prince Abdul Rahman Bin Abdulaziz, Saudi Arabia's former deputy minister of defense and aviation, died on Thursday at the age of 86.

Funeral prayers will be held on Friday at the Grand Mosque in Makkah after the Isha prayer on Friday, the Saudi Gazette reported.  

The prince served as the deputy minister of defense and aviation from 1978 until 2011. Prior to that, he served as the adviser for the Royal Family Affairs. 

Prince Abdul Rahman was born in Riyadh in 1931. He studied at the prestigious University of California, Berkeley, receiving a bachelor of arts degree and becoming the first of King Abdulaziz' sons to study in the West. 

After his studies at Berkeley, the prince went on to graduate from the California Military Academy.

Regional leaders were quick to send their condolences to the Saudi royal family.

Sheikh Khalifa bin Zayed Al Nahyan, the president of the UAE and ruler of Abu Dhabi, sent his condolences as did Sheikh Mohammed bin Rashid, the UAE's vice president and prime minister as well as the ruler of Dubai, Khaleej Times reported

Sheikh Mohamed bin Zayed Al Nahyan, Abu Dhabi crown prince and deputy supreme commander of the UAE Armed Forces also expressed his sympathies, as did the Emir of Kuwait Sabah Al-Ahmad Al-Jaber Al-Sabah, along with other members of the Kuwaiti royal court.