Mereb Lehe is one of the woredas in the Tigray Region of Ethiopia. Part of the Mehakelegnaw Zone, it is bordered on the south by La'ilay Maychew, on the southwest by Tahtay Maychew, on the west by the Semien Mi'irabawi (North Western) Zone, on the north by the Mareb River (which separates it from Eritrea), on the east by Enticho, and on the southeast by Adwa.