ISMAILI PREACHER LBRAHIM BIN HUSSIN AL-HAMDI (D: 557AH / 1161 AD) HIS BIOGRAPHY

The research aims to identify one of the notables who served the Ismaili intellectual movement in Yemen, and contributed effectively to its progress and prosperity, namely the preacher lbrahim bin hussin Al-Hamdi, who died in the year (557AH / 1161 AD).The importance of the study comes as an attempt to reveal his intellectual impact in order to draw A true historical picture of him, as the study included an introduction to him in terms of his birth, upbringing, and efforts in the Ismaili call, and his role in assuming the position of the absolute preacher, as he is the second of the good preachers in the country of Yemen.The nature of his work, which made him take charge of the call and preachers in Yemen, is an essential element in his intellectual standing.The study touched on his titles that he earned through his family and his position in the call, in addition to talking about his intellectual and doctrinal writings that showed us his complete knowledge of the origins of the Ismaili sect and their religious beliefs, which made him one of the prominent preachers in Ismaili thought that was distinguished by accuracy and order.