For other people with a similar name see Mohammad Yousuf (disambiguation) or Yousaf Khan.Dr. Mohammad Yusuf Khan (1917 – January 23 1998) was the prime minister and foreign minister of Afghanistan from March 10 1963 to November 2 1965. He was a technocrat who served under the reign of Mohammed Zahir Shah. He was the first Afghan prime minister not to be part of the royal family.