The missionary Johann Ludwig Krapf passed through the district of a tribe of the Oromo, who were called the Meta Robi, named in part after a local river, the Robi on 27 January 1840. The river was in Shewa, southwest of Ankober.
Demographics
The 2007 national census reported a total population for this woreda of 140,627, of whom 69,664 were men and 70,963 were women; 4,027 or 2.86% of its population were urban dwellers. The majority of the inhabitants said they practised Ethiopian Orthodox Christianity, with 62.35% of the population reporting they observed this belief, while 27.49% of the population were Protestant, and 9.76% practiced traditional beliefs.