Lay Armachiho (Ge'ez: ላይ አርማጭሆ, lāy ārmāčihō, Amharic "Upper Armachiho") is one of the woredas in the Amhara Region of Ethiopia. This woreda is named after "Armachiho", a province in northwestern Ethiopia along the border with Sudan and south of the Tekezé River. Part of the Semien Gondar Zone, Lay Armachiho is bordered on the south by Dembiya, on the west by Chilga, on the north by Tach Armachiho, on the east by Wegera, and on the southeast by Gondar Zuria.