Thus They were two years younger than the Holy Prophet (Sallallahu 'alaihi wa Sallam). He belonged to a respectable and noble family, the Bani Tamim, a branch of Quraish Tribe. H is lineage joins with that of the Holy Prophet (Sallallahu 'alaihi wa Sallam) six generations before. His name was Abdullah. Abu Bakr was his patronymic name (or Kuniyah) which became so famous that most of the people did not know his real name. After his conversion to Islam he received the title of "As-Siddiq" (The Truthful). His father's name was 'Uthman who was known by his patronymic name, Abu Qahafah. His mother's name was Salma but she was also known by her patronymic name, Ummul Khair.