Hazrat Abu Bakr (R.A) Born 27 October 573 Abu Bakr was a sahabi, one of the companions of Muham Abu Bakr was a sahabi, one of the companions of Muhammad and the first Caliph of Islam. He was also Muhammad's father-in-law through Aisha. His real name was Abdullah or Abul-Kaaba and Abu Bakr was his kunya. mad and the first Caliph of Islam. He was also Muhammad's father-in-law through Aisha. His real name was Abdullah or Abul-Kaaba and Abu Bakr was his kunya.
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