ملخص الدراسة:

This study deals with aspects of scientific and administrative biography of the Abbasside minister Awn El Din Bin – Hobira 499H – 560H ،such as : his kinship ،surname ،birth ،and the first environment where he grew up ،and what he had learned from basic sciences in his childhood and his youth.The study also talks about a new phase in his scientific life when he decided to travel to Baghdad seeking for more knowledge and getting different types of sciences on the hands of more famous professors at that era ،where he devoted most of his time and effort for this purpose until he could dominate on the head topics of many sciences such as : linguistic legality ،literary …. etc ،so he shifted to advanced stage by writing a lot of books in many fields of thought and knowledge which became stimulus of interest of the people at that time.And for his scientific and ability fame he got many administrative positions in the palace of the Abbassian succession till he got the job of ministry at 544 A.H ،taking on wide authorities for his loyalty ،ability and honesty which pushed him to give the people and the country his maximum effort ،reforming situations and fighting corruption ،with keeping on the scientific abilities of the professors ،teachers and scientists ،besides being expansive to the people and especially the poor and mistreated and being close from them He was trying to be with them and solve their problems.And according to the good biography ،there was a wide positive impact among the private and the public increased6133 ه/ 0260 م ) آداب الرافدين – العدد ) 16711him respect and appreciation ،so his death was like shock produced sadness and grieve for the loss which was expressed by many poets and especially the people of Baghdad ،it was too rarely for a Minister to be appreciated like this before or