Jabir ibn Abdullah Ansari was born in Medina (then known Yathrub) 15 years before the hijrat, he belongs to a poor family of yathrub. He was from the tribe of Khizraj. His mother was Naseeba binte Uqba ibn Uddi ibn Sinan ibn Habi ibn Zaid ibne Ka`ab ibn Ghinam. His father had married with his paternal cousin.